80138224

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{161569}}^1$

素因数の和:161608

約数の個数: 20

約数和(自身を含む): 160277440

約数和(自身を除く): 80139216

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 161569, 323138, 646276, 1292552, 2585104, 5008639, 10017278, 20034556, 40069112, 80138224]

約数ペア:

[(1, 80138224), (2, 40069112), (4, 20034556), (8, 10017278), (16, 5008639), (31, 2585104), (62, 1292552), (124, 646276), (248, 323138), (496, 161569)]