78817612

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{317}}^1\times {\mathrm{1019}}^1$

素因数の和:1401

約数の個数: 24

約数和(自身を含む): 140772240

約数和(自身を除く): 61954628

約数列:

[1, 2, 4, 61, 122, 244, 317, 634, 1019, 1268, 2038, 4076, 19337, 38674, 62159, 77348, 124318, 248636, 323023, 646046, 1292092, 19704403, 39408806, 78817612]

約数ペア:

[(1, 78817612), (2, 39408806), (4, 19704403), (61, 1292092), (122, 646046), (244, 323023), (317, 248636), (634, 124318), (1019, 77348), (1268, 62159), (2038, 38674), (4076, 19337)]