20107061625

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{647}}^1\times {\mathrm{11839}}^1$

素因数の和:12511

約数の個数: 64

約数和(自身を含む): 38300221440

約数和(自身を除く): 18193159815

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 125, 175, 375, 525, 647, 875, 1941, 2625, 3235, 4529, 9705, 11839, 13587, 16175, 22645, 35517, 48525, 59195, 67935, 80875, 82873, 113225, 177585, 242625, 248619, 295975, 339675, 414365, 566125, 887925, 1243095, 1479875, 1698375, 2071825, 4439625, 6215475, 7659833, 10359125, 22979499, 31077375, 38299165, 53618831, 114897495, 160856493, 191495825, 268094155, 574487475, 804282465, 957479125, 1340470775, 2872437375, 4021412325, 6702353875, 20107061625]

約数ペア:

[(1, 20107061625), (3, 6702353875), (5, 4021412325), (7, 2872437375), (15, 1340470775), (21, 957479125), (25, 804282465), (35, 574487475), (75, 268094155), (105, 191495825), (125, 160856493), (175, 114897495), (375, 53618831), (525, 38299165), (647, 31077375), (875, 22979499), (1941, 10359125), (2625, 7659833), (3235, 6215475), (4529, 4439625), (9705, 2071825), (11839, 1698375), (13587, 1479875), (16175, 1243095), (22645, 887925), (35517, 566125), (48525, 414365), (59195, 339675), (67935, 295975), (80875, 248619), (82873, 242625), (113225, 177585)]