204718085

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{26029}}^1$

素因数の和:26069

約数の個数: 24

約数和(自身を含む): 290807160

約数和(自身を除く): 86089075

約数列:

[1, 5, 11, 13, 55, 65, 121, 143, 605, 715, 1573, 7865, 26029, 130145, 286319, 338377, 1431595, 1691885, 3149509, 3722147, 15747545, 18610735, 40943617, 204718085]

約数ペア:

[(1, 204718085), (5, 40943617), (11, 18610735), (13, 15747545), (55, 3722147), (65, 3149509), (121, 1691885), (143, 1431595), (605, 338377), (715, 286319), (1573, 130145), (7865, 26029)]