64731020

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{773}}^1$

素因数の和:914

約数の個数: 48

約数和(自身を含む): 140434560

約数和(自身を除く): 75703540

約数列:

[1, 2, 4, 5, 10, 20, 53, 79, 106, 158, 212, 265, 316, 395, 530, 773, 790, 1060, 1546, 1580, 3092, 3865, 4187, 7730, 8374, 15460, 16748, 20935, 40969, 41870, 61067, 81938, 83740, 122134, 163876, 204845, 244268, 305335, 409690, 610670, 819380, 1221340, 3236551, 6473102, 12946204, 16182755, 32365510, 64731020]

約数ペア:

[(1, 64731020), (2, 32365510), (4, 16182755), (5, 12946204), (10, 6473102), (20, 3236551), (53, 1221340), (79, 819380), (106, 610670), (158, 409690), (212, 305335), (265, 244268), (316, 204845), (395, 163876), (530, 122134), (773, 83740), (790, 81938), (1060, 61067), (1546, 41870), (1580, 40969), (3092, 20935), (3865, 16748), (4187, 15460), (7730, 8374)]