64452740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{379}}^1\times {\mathrm{773}}^1$

素因数の和:1172

約数の個数: 48

約数和(自身を含む): 148236480

約数和(自身を除く): 83783740

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 379, 758, 773, 1516, 1546, 1895, 3092, 3790, 3865, 4169, 7580, 7730, 8338, 8503, 15460, 16676, 17006, 20845, 34012, 41690, 42515, 83380, 85030, 170060, 292967, 585934, 1171868, 1464835, 2929670, 3222637, 5859340, 6445274, 12890548, 16113185, 32226370, 64452740]

約数ペア:

[(1, 64452740), (2, 32226370), (4, 16113185), (5, 12890548), (10, 6445274), (11, 5859340), (20, 3222637), (22, 2929670), (44, 1464835), (55, 1171868), (110, 585934), (220, 292967), (379, 170060), (758, 85030), (773, 83380), (1516, 42515), (1546, 41690), (1895, 34012), (3092, 20845), (3790, 17006), (3865, 16676), (4169, 15460), (7580, 8503), (7730, 8338)]