25131839785

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{3229}}^1\times {\mathrm{4129}}^1$

素因数の和:7405

約数の個数: 32

約数和(自身を含む): 33616548000

約数和(自身を除く): 8484708215

約数列:

[1, 5, 13, 29, 65, 145, 377, 1885, 3229, 4129, 16145, 20645, 41977, 53677, 93641, 119741, 209885, 268385, 468205, 598705, 1217333, 1556633, 6086665, 7783165, 13332541, 66662705, 173323033, 386643689, 866615165, 1933218445, 5026367957, 25131839785]

約数ペア:

[(1, 25131839785), (5, 5026367957), (13, 1933218445), (29, 866615165), (65, 386643689), (145, 173323033), (377, 66662705), (1885, 13332541), (3229, 7783165), (4129, 6086665), (16145, 1556633), (20645, 1217333), (41977, 598705), (53677, 468205), (93641, 268385), (119741, 209885)]