67680925

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1$

素因数の和:262

約数の個数: 48

約数和(自身を含む): 96243840

約数和(自身を除く): 28562915

約数列:

[1, 5, 13, 25, 29, 43, 65, 145, 167, 215, 325, 377, 559, 725, 835, 1075, 1247, 1885, 2171, 2795, 4175, 4843, 6235, 7181, 9425, 10855, 13975, 16211, 24215, 31175, 35905, 54275, 62959, 81055, 93353, 121075, 179525, 208249, 314795, 405275, 466765, 1041245, 1573975, 2333825, 2707237, 5206225, 13536185, 67680925]

約数ペア:

[(1, 67680925), (5, 13536185), (13, 5206225), (25, 2707237), (29, 2333825), (43, 1573975), (65, 1041245), (145, 466765), (167, 405275), (215, 314795), (325, 208249), (377, 179525), (559, 121075), (725, 93353), (835, 81055), (1075, 62959), (1247, 54275), (1885, 35905), (2171, 31175), (2795, 24215), (4175, 16211), (4843, 13975), (6235, 10855), (7181, 9425)]