78680012

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{1157059}}^1$

素因数の和:1157080

約数の個数: 12

約数和(自身を含む): 145789560

約数和(自身を除く): 67109548

約数列:

[1, 2, 4, 17, 34, 68, 1157059, 2314118, 4628236, 19670003, 39340006, 78680012]

約数ペア:

[(1, 78680012), (2, 39340006), (4, 19670003), (17, 4628236), (34, 2314118), (68, 1157059)]