85878476

素因数分解:

$2^2\times {\mathrm{71}}^2\times {\mathrm{4259}}^1$

素因数の和:4405

約数の個数: 18

約数和(自身を含む): 152469660

約数和(自身を除く): 66591184

約数列:

[1, 2, 4, 71, 142, 284, 4259, 5041, 8518, 10082, 17036, 20164, 302389, 604778, 1209556, 21469619, 42939238, 85878476]

約数ペア:

[(1, 85878476), (2, 42939238), (4, 21469619), (71, 1209556), (142, 604778), (284, 302389), (4259, 20164), (5041, 17036), (8518, 10082)]