55752880

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{22481}}^1$

素因数の和:22525

約数の個数: 40

約数和(自身を含む): 133812864

約数和(自身を除く): 78059984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 22481, 44962, 89924, 112405, 179848, 224810, 359696, 449620, 696911, 899240, 1393822, 1798480, 2787644, 3484555, 5575288, 6969110, 11150576, 13938220, 27876440, 55752880]

約数ペア:

[(1, 55752880), (2, 27876440), (4, 13938220), (5, 11150576), (8, 6969110), (10, 5575288), (16, 3484555), (20, 2787644), (31, 1798480), (40, 1393822), (62, 899240), (80, 696911), (124, 449620), (155, 359696), (248, 224810), (310, 179848), (496, 112405), (620, 89924), (1240, 44962), (2480, 22481)]