165725612

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{541}}^1$

素因数の和:738

約数の個数: 48

約数和(自身を含む): 322520352

約数和(自身を除く): 156794740

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 137, 172, 274, 541, 548, 559, 1082, 1118, 1781, 2164, 2236, 3562, 5891, 7033, 7124, 11782, 14066, 23263, 23564, 28132, 46526, 74117, 76583, 93052, 148234, 153166, 296468, 302419, 306332, 604838, 963521, 1209676, 1927042, 3187031, 3854084, 6374062, 12748124, 41431403, 82862806, 165725612]

約数ペア:

[(1, 165725612), (2, 82862806), (4, 41431403), (13, 12748124), (26, 6374062), (43, 3854084), (52, 3187031), (86, 1927042), (137, 1209676), (172, 963521), (274, 604838), (541, 306332), (548, 302419), (559, 296468), (1082, 153166), (1118, 148234), (1781, 93052), (2164, 76583), (2236, 74117), (3562, 46526), (5891, 28132), (7033, 23564), (7124, 23263), (11782, 14066)]