55877000

素因数分解:

$2^3\times 5^3\times {\mathrm{71}}^1\times {\mathrm{787}}^1$

素因数の和:879

約数の個数: 64

約数和(自身を含む): 132762240

約数和(自身を除く): 76885240

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 71, 100, 125, 142, 200, 250, 284, 355, 500, 568, 710, 787, 1000, 1420, 1574, 1775, 2840, 3148, 3550, 3935, 6296, 7100, 7870, 8875, 14200, 15740, 17750, 19675, 31480, 35500, 39350, 55877, 71000, 78700, 98375, 111754, 157400, 196750, 223508, 279385, 393500, 447016, 558770, 787000, 1117540, 1396925, 2235080, 2793850, 5587700, 6984625, 11175400, 13969250, 27938500, 55877000]

約数ペア:

[(1, 55877000), (2, 27938500), (4, 13969250), (5, 11175400), (8, 6984625), (10, 5587700), (20, 2793850), (25, 2235080), (40, 1396925), (50, 1117540), (71, 787000), (100, 558770), (125, 447016), (142, 393500), (200, 279385), (250, 223508), (284, 196750), (355, 157400), (500, 111754), (568, 98375), (710, 78700), (787, 71000), (1000, 55877), (1420, 39350), (1574, 35500), (1775, 31480), (2840, 19675), (3148, 17750), (3550, 15740), (3935, 14200), (6296, 8875), (7100, 7870)]