78602420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{302317}}^1$

素因数の和:302339

約数の個数: 24

約数和(自身を含む): 177762984

約数和(自身を除く): 99160564

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 302317, 604634, 1209268, 1511585, 3023170, 3930121, 6046340, 7860242, 15720484, 19650605, 39301210, 78602420]

約数ペア:

[(1, 78602420), (2, 39301210), (4, 19650605), (5, 15720484), (10, 7860242), (13, 6046340), (20, 3930121), (26, 3023170), (52, 1511585), (65, 1209268), (130, 604634), (260, 302317)]