161073040

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{27581}}^1$

素因数の和:27667

約数の個数: 40

約数和(自身を含む): 379638648

約数和(自身を除く): 218565608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5840, 27581, 55162, 110324, 137905, 220648, 275810, 441296, 551620, 1103240, 2013413, 2206480, 4026826, 8053652, 10067065, 16107304, 20134130, 32214608, 40268260, 80536520, 161073040]

約数ペア:

[(1, 161073040), (2, 80536520), (4, 40268260), (5, 32214608), (8, 20134130), (10, 16107304), (16, 10067065), (20, 8053652), (40, 4026826), (73, 2206480), (80, 2013413), (146, 1103240), (292, 551620), (365, 441296), (584, 275810), (730, 220648), (1168, 137905), (1460, 110324), (2920, 55162), (5840, 27581)]