2499555000

素因数分解:

$2^3\times 3^1\times 5^4\times {\mathrm{71}}^1\times {\mathrm{2347}}^1$

素因数の和:2447

約数の個数: 160

約数和(自身を含む): 7921964160

約数和(自身を除く): 5422409160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 71, 75, 100, 120, 125, 142, 150, 200, 213, 250, 284, 300, 355, 375, 426, 500, 568, 600, 625, 710, 750, 852, 1000, 1065, 1250, 1420, 1500, 1704, 1775, 1875, 2130, 2347, 2500, 2840, 3000, 3550, 3750, 4260, 4694, 5000, 5325, 7041, 7100, 7500, 8520, 8875, 9388, 10650, 11735, 14082, 14200, 15000, 17750, 18776, 21300, 23470, 26625, 28164, 35205, 35500, 42600, 44375, 46940, 53250, 56328, 58675, 70410, 71000, 88750, 93880, 106500, 117350, 133125, 140820, 166637, 176025, 177500, 213000, 234700, 266250, 281640, 293375, 333274, 352050, 355000, 469400, 499911, 532500, 586750, 666548, 704100, 833185, 880125, 999822, 1065000, 1173500, 1333096, 1408200, 1466875, 1666370, 1760250, 1999644, 2347000, 2499555, 2933750, 3332740, 3520500, 3999288, 4165925, 4400625, 4999110, 5867500, 6665480, 7041000, 8331850, 8801250, 9998220, 11735000, 12497775, 16663700, 17602500, 19996440, 20829625, 24995550, 33327400, 35205000, 41659250, 49991100, 62488875, 83318500, 99982200, 104148125, 124977750, 166637000, 208296250, 249955500, 312444375, 416592500, 499911000, 624888750, 833185000, 1249777500, 2499555000]

約数ペア:

[(1, 2499555000), (2, 1249777500), (3, 833185000), (4, 624888750), (5, 499911000), (6, 416592500), (8, 312444375), (10, 249955500), (12, 208296250), (15, 166637000), (20, 124977750), (24, 104148125), (25, 99982200), (30, 83318500), (40, 62488875), (50, 49991100), (60, 41659250), (71, 35205000), (75, 33327400), (100, 24995550), (120, 20829625), (125, 19996440), (142, 17602500), (150, 16663700), (200, 12497775), (213, 11735000), (250, 9998220), (284, 8801250), (300, 8331850), (355, 7041000), (375, 6665480), (426, 5867500), (500, 4999110), (568, 4400625), (600, 4165925), (625, 3999288), (710, 3520500), (750, 3332740), (852, 2933750), (1000, 2499555), (1065, 2347000), (1250, 1999644), (1420, 1760250), (1500, 1666370), (1704, 1466875), (1775, 1408200), (1875, 1333096), (2130, 1173500), (2347, 1065000), (2500, 999822), (2840, 880125), (3000, 833185), (3550, 704100), (3750, 666548), (4260, 586750), (4694, 532500), (5000, 499911), (5325, 469400), (7041, 355000), (7100, 352050), (7500, 333274), (8520, 293375), (8875, 281640), (9388, 266250), (10650, 234700), (11735, 213000), (14082, 177500), (14200, 176025), (15000, 166637), (17750, 140820), (18776, 133125), (21300, 117350), (23470, 106500), (26625, 93880), (28164, 88750), (35205, 71000), (35500, 70410), (42600, 58675), (44375, 56328), (46940, 53250)]