275516840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{2677}}^1$

素因数の和:2802

約数の個数: 64

約数和(自身を含む): 647861760

約数和(自身を除く): 372344920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 83, 124, 155, 166, 248, 310, 332, 415, 620, 664, 830, 1240, 1660, 2573, 2677, 3320, 5146, 5354, 10292, 10708, 12865, 13385, 20584, 21416, 25730, 26770, 51460, 53540, 82987, 102920, 107080, 165974, 222191, 331948, 414935, 444382, 663896, 829870, 888764, 1110955, 1659740, 1777528, 2221910, 3319480, 4443820, 6887921, 8887640, 13775842, 27551684, 34439605, 55103368, 68879210, 137758420, 275516840]

約数ペア:

[(1, 275516840), (2, 137758420), (4, 68879210), (5, 55103368), (8, 34439605), (10, 27551684), (20, 13775842), (31, 8887640), (40, 6887921), (62, 4443820), (83, 3319480), (124, 2221910), (155, 1777528), (166, 1659740), (248, 1110955), (310, 888764), (332, 829870), (415, 663896), (620, 444382), (664, 414935), (830, 331948), (1240, 222191), (1660, 165974), (2573, 107080), (2677, 102920), (3320, 82987), (5146, 53540), (5354, 51460), (10292, 26770), (10708, 25730), (12865, 21416), (13385, 20584)]