77104420

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1\times {\mathrm{313}}^1$

素因数の和:544

約数の個数: 48

約数和(自身を含む): 165377520

約数和(自身を除く): 88273100

約数列:

[1, 2, 4, 5, 10, 20, 109, 113, 218, 226, 313, 436, 452, 545, 565, 626, 1090, 1130, 1252, 1565, 2180, 2260, 3130, 6260, 12317, 24634, 34117, 35369, 49268, 61585, 68234, 70738, 123170, 136468, 141476, 170585, 176845, 246340, 341170, 353690, 682340, 707380, 3855221, 7710442, 15420884, 19276105, 38552210, 77104420]

約数ペア:

[(1, 77104420), (2, 38552210), (4, 19276105), (5, 15420884), (10, 7710442), (20, 3855221), (109, 707380), (113, 682340), (218, 353690), (226, 341170), (313, 246340), (436, 176845), (452, 170585), (545, 141476), (565, 136468), (626, 123170), (1090, 70738), (1130, 68234), (1252, 61585), (1565, 49268), (2180, 35369), (2260, 34117), (3130, 24634), (6260, 12317)]