28181197500

素因数分解:

$2^2\times 3^1\times 5^4\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{2663}}^1$

素因数の和:2790

約数の個数: 240

約数和(自身を含む): 88083604224

約数和(自身を除く): 59902406724

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 25, 30, 34, 50, 51, 60, 68, 75, 83, 85, 100, 102, 125, 150, 166, 170, 204, 249, 250, 255, 300, 332, 340, 375, 415, 425, 498, 500, 510, 625, 750, 830, 850, 996, 1020, 1245, 1250, 1275, 1411, 1500, 1660, 1700, 1875, 2075, 2125, 2490, 2500, 2550, 2663, 2822, 3750, 4150, 4233, 4250, 4980, 5100, 5326, 5644, 6225, 6375, 7055, 7500, 7989, 8300, 8466, 8500, 10375, 10625, 10652, 12450, 12750, 13315, 14110, 15978, 16932, 20750, 21165, 21250, 24900, 25500, 26630, 28220, 31125, 31875, 31956, 35275, 39945, 41500, 42330, 42500, 45271, 51875, 53260, 62250, 63750, 66575, 70550, 79890, 84660, 90542, 103750, 105825, 124500, 127500, 133150, 135813, 141100, 155625, 159780, 176375, 181084, 199725, 207500, 211650, 221029, 226355, 266300, 271626, 311250, 332875, 352750, 399450, 423300, 442058, 452710, 529125, 543252, 622500, 663087, 665750, 679065, 705500, 798900, 881875, 884116, 905420, 998625, 1058250, 1105145, 1131775, 1326174, 1331500, 1358130, 1664375, 1763750, 1997250, 2116500, 2210290, 2263550, 2645625, 2652348, 2716260, 3315435, 3328750, 3395325, 3527500, 3757493, 3994500, 4420580, 4527100, 4993125, 5291250, 5525725, 5658875, 6630870, 6657500, 6790650, 7514986, 9986250, 10582500, 11051450, 11272479, 11317750, 13261740, 13581300, 15029972, 16577175, 16976625, 18787465, 19972500, 22102900, 22544958, 22635500, 27628625, 28294375, 33154350, 33953250, 37574930, 45089916, 55257250, 56362395, 56588750, 66308700, 67906500, 75149860, 82885875, 84883125, 93937325, 110514500, 112724790, 113177500, 138143125, 165771750, 169766250, 187874650, 225449580, 276286250, 281811975, 331543500, 339532500, 375749300, 414429375, 469686625, 552572500, 563623950, 828858750, 939373250, 1127247900, 1409059875, 1657717500, 1878746500, 2348433125, 2818119750, 4696866250, 5636239500, 7045299375, 9393732500, 14090598750, 28181197500]

約数ペア:

[(1, 28181197500), (2, 14090598750), (3, 9393732500), (4, 7045299375), (5, 5636239500), (6, 4696866250), (10, 2818119750), (12, 2348433125), (15, 1878746500), (17, 1657717500), (20, 1409059875), (25, 1127247900), (30, 939373250), (34, 828858750), (50, 563623950), (51, 552572500), (60, 469686625), (68, 414429375), (75, 375749300), (83, 339532500), (85, 331543500), (100, 281811975), (102, 276286250), (125, 225449580), (150, 187874650), (166, 169766250), (170, 165771750), (204, 138143125), (249, 113177500), (250, 112724790), (255, 110514500), (300, 93937325), (332, 84883125), (340, 82885875), (375, 75149860), (415, 67906500), (425, 66308700), (498, 56588750), (500, 56362395), (510, 55257250), (625, 45089916), (750, 37574930), (830, 33953250), (850, 33154350), (996, 28294375), (1020, 27628625), (1245, 22635500), (1250, 22544958), (1275, 22102900), (1411, 19972500), (1500, 18787465), (1660, 16976625), (1700, 16577175), (1875, 15029972), (2075, 13581300), (2125, 13261740), (2490, 11317750), (2500, 11272479), (2550, 11051450), (2663, 10582500), (2822, 9986250), (3750, 7514986), (4150, 6790650), (4233, 6657500), (4250, 6630870), (4980, 5658875), (5100, 5525725), (5326, 5291250), (5644, 4993125), (6225, 4527100), (6375, 4420580), (7055, 3994500), (7500, 3757493), (7989, 3527500), (8300, 3395325), (8466, 3328750), (8500, 3315435), (10375, 2716260), (10625, 2652348), (10652, 2645625), (12450, 2263550), (12750, 2210290), (13315, 2116500), (14110, 1997250), (15978, 1763750), (16932, 1664375), (20750, 1358130), (21165, 1331500), (21250, 1326174), (24900, 1131775), (25500, 1105145), (26630, 1058250), (28220, 998625), (31125, 905420), (31875, 884116), (31956, 881875), (35275, 798900), (39945, 705500), (41500, 679065), (42330, 665750), (42500, 663087), (45271, 622500), (51875, 543252), (53260, 529125), (62250, 452710), (63750, 442058), (66575, 423300), (70550, 399450), (79890, 352750), (84660, 332875), (90542, 311250), (103750, 271626), (105825, 266300), (124500, 226355), (127500, 221029), (133150, 211650), (135813, 207500), (141100, 199725), (155625, 181084), (159780, 176375)]