51718140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{3637}}^1$

素因数の和:3731

約数の個数: 72

約数和(自身を含む): 158907840

約数和(自身を除く): 107189700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 316, 395, 474, 711, 790, 948, 1185, 1422, 1580, 2370, 2844, 3555, 3637, 4740, 7110, 7274, 10911, 14220, 14548, 18185, 21822, 32733, 36370, 43644, 54555, 65466, 72740, 109110, 130932, 163665, 218220, 287323, 327330, 574646, 654660, 861969, 1149292, 1436615, 1723938, 2585907, 2873230, 3447876, 4309845, 5171814, 5746460, 8619690, 10343628, 12929535, 17239380, 25859070, 51718140]

約数ペア:

[(1, 51718140), (2, 25859070), (3, 17239380), (4, 12929535), (5, 10343628), (6, 8619690), (9, 5746460), (10, 5171814), (12, 4309845), (15, 3447876), (18, 2873230), (20, 2585907), (30, 1723938), (36, 1436615), (45, 1149292), (60, 861969), (79, 654660), (90, 574646), (158, 327330), (180, 287323), (237, 218220), (316, 163665), (395, 130932), (474, 109110), (711, 72740), (790, 65466), (948, 54555), (1185, 43644), (1422, 36370), (1580, 32733), (2370, 21822), (2844, 18185), (3555, 14548), (3637, 14220), (4740, 10911), (7110, 7274)]