65984960

素因数分解:

$2^6\times 5^1\times {\mathrm{206203}}^1$

素因数の和:206220

約数の個数: 28

約数和(自身を含む): 157127448

約数和(自身を除く): 91142488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 206203, 412406, 824812, 1031015, 1649624, 2062030, 3299248, 4124060, 6598496, 8248120, 13196992, 16496240, 32992480, 65984960]

約数ペア:

[(1, 65984960), (2, 32992480), (4, 16496240), (5, 13196992), (8, 8248120), (10, 6598496), (16, 4124060), (20, 3299248), (32, 2062030), (40, 1649624), (64, 1031015), (80, 824812), (160, 412406), (320, 206203)]