261569582608

素因数分解:

$2^4\times {\mathrm{1013}}^1\times {\mathrm{16138301}}^1$

素因数の和:16139322

約数の個数: 20

約数和(自身を含む): 507291385068

約数和(自身を除く): 245721802460

約数列:

[1, 2, 4, 8, 16, 1013, 2026, 4052, 8104, 16208, 16138301, 32276602, 64553204, 129106408, 258212816, 16348098913, 32696197826, 65392395652, 130784791304, 261569582608]

約数ペア:

[(1, 261569582608), (2, 130784791304), (4, 65392395652), (8, 32696197826), (16, 16348098913), (1013, 258212816), (2026, 129106408), (4052, 64553204), (8104, 32276602), (16208, 16138301)]