1022147500

素因数分解:

$2^2\times 5^4\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:186

約数の個数: 180

約数和(自身を含む): 2559430720

約数和(自身を除く): 1537283220

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 31, 44, 50, 55, 62, 100, 109, 110, 121, 124, 125, 155, 218, 220, 242, 250, 275, 310, 341, 436, 484, 500, 545, 550, 605, 620, 625, 682, 775, 1090, 1100, 1199, 1210, 1250, 1364, 1375, 1550, 1705, 2180, 2398, 2420, 2500, 2725, 2750, 3025, 3100, 3379, 3410, 3751, 3875, 4796, 5450, 5500, 5995, 6050, 6758, 6820, 6875, 7502, 7750, 8525, 10900, 11990, 12100, 13189, 13516, 13625, 13750, 15004, 15125, 15500, 16895, 17050, 18755, 19375, 23980, 26378, 27250, 27500, 29975, 30250, 33790, 34100, 37169, 37510, 38750, 42625, 52756, 54500, 59950, 60500, 65945, 67580, 68125, 74338, 75020, 75625, 77500, 84475, 85250, 93775, 119900, 131890, 136250, 148676, 149875, 151250, 168950, 170500, 185845, 187550, 213125, 263780, 272500, 299750, 302500, 329725, 337900, 371690, 375100, 408859, 422375, 426250, 468875, 599500, 659450, 743380, 749375, 817718, 844750, 852500, 929225, 937750, 1318900, 1498750, 1635436, 1648625, 1689500, 1858450, 1875500, 2044295, 2111875, 2344375, 2997500, 3297250, 3716900, 4088590, 4223750, 4646125, 4688750, 6594500, 8177180, 8243125, 8447500, 9292250, 9377500, 10221475, 16486250, 18584500, 20442950, 23230625, 32972500, 40885900, 46461250, 51107375, 92922500, 102214750, 204429500, 255536875, 511073750, 1022147500]

約数ペア:

[(1, 1022147500), (2, 511073750), (4, 255536875), (5, 204429500), (10, 102214750), (11, 92922500), (20, 51107375), (22, 46461250), (25, 40885900), (31, 32972500), (44, 23230625), (50, 20442950), (55, 18584500), (62, 16486250), (100, 10221475), (109, 9377500), (110, 9292250), (121, 8447500), (124, 8243125), (125, 8177180), (155, 6594500), (218, 4688750), (220, 4646125), (242, 4223750), (250, 4088590), (275, 3716900), (310, 3297250), (341, 2997500), (436, 2344375), (484, 2111875), (500, 2044295), (545, 1875500), (550, 1858450), (605, 1689500), (620, 1648625), (625, 1635436), (682, 1498750), (775, 1318900), (1090, 937750), (1100, 929225), (1199, 852500), (1210, 844750), (1250, 817718), (1364, 749375), (1375, 743380), (1550, 659450), (1705, 599500), (2180, 468875), (2398, 426250), (2420, 422375), (2500, 408859), (2725, 375100), (2750, 371690), (3025, 337900), (3100, 329725), (3379, 302500), (3410, 299750), (3751, 272500), (3875, 263780), (4796, 213125), (5450, 187550), (5500, 185845), (5995, 170500), (6050, 168950), (6758, 151250), (6820, 149875), (6875, 148676), (7502, 136250), (7750, 131890), (8525, 119900), (10900, 93775), (11990, 85250), (12100, 84475), (13189, 77500), (13516, 75625), (13625, 75020), (13750, 74338), (15004, 68125), (15125, 67580), (15500, 65945), (16895, 60500), (17050, 59950), (18755, 54500), (19375, 52756), (23980, 42625), (26378, 38750), (27250, 37510), (27500, 37169), (29975, 34100), (30250, 33790)]