201916250

素因数分解:

$2^1\times 5^4\times {\mathrm{163}}^1\times {\mathrm{991}}^1$

素因数の和:1176

約数の個数: 40

約数和(自身を含む): 381177984

約数和(自身を除く): 179261734

約数列:

[1, 2, 5, 10, 25, 50, 125, 163, 250, 326, 625, 815, 991, 1250, 1630, 1982, 4075, 4955, 8150, 9910, 20375, 24775, 40750, 49550, 101875, 123875, 161533, 203750, 247750, 323066, 619375, 807665, 1238750, 1615330, 4038325, 8076650, 20191625, 40383250, 100958125, 201916250]

約数ペア:

[(1, 201916250), (2, 100958125), (5, 40383250), (10, 20191625), (25, 8076650), (50, 4038325), (125, 1615330), (163, 1238750), (250, 807665), (326, 619375), (625, 323066), (815, 247750), (991, 203750), (1250, 161533), (1630, 123875), (1982, 101875), (4075, 49550), (4955, 40750), (8150, 24775), (9910, 20375)]