81381532

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{419}}^1\times {\mathrm{823}}^1$

素因数の和:1305

約数の個数: 24

約数和(自身を含む): 145353600

約数和(自身を除く): 63972068

約数列:

[1, 2, 4, 59, 118, 236, 419, 823, 838, 1646, 1676, 3292, 24721, 48557, 49442, 97114, 98884, 194228, 344837, 689674, 1379348, 20345383, 40690766, 81381532]

約数ペア:

[(1, 81381532), (2, 40690766), (4, 20345383), (59, 1379348), (118, 689674), (236, 344837), (419, 194228), (823, 98884), (838, 97114), (1646, 49442), (1676, 48557), (3292, 24721)]