81179532

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{5281}}^1$

素因数の和:5359

約数の個数: 72

約数和(自身を含む): 238408352

約数和(自身を除く): 157228820

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 61, 63, 84, 122, 126, 183, 244, 252, 366, 427, 549, 732, 854, 1098, 1281, 1708, 2196, 2562, 3843, 5124, 5281, 7686, 10562, 15372, 15843, 21124, 31686, 36967, 47529, 63372, 73934, 95058, 110901, 147868, 190116, 221802, 322141, 332703, 443604, 644282, 665406, 966423, 1288564, 1330812, 1932846, 2254987, 2899269, 3865692, 4509974, 5798538, 6764961, 9019948, 11597076, 13529922, 20294883, 27059844, 40589766, 81179532]

約数ペア:

[(1, 81179532), (2, 40589766), (3, 27059844), (4, 20294883), (6, 13529922), (7, 11597076), (9, 9019948), (12, 6764961), (14, 5798538), (18, 4509974), (21, 3865692), (28, 2899269), (36, 2254987), (42, 1932846), (61, 1330812), (63, 1288564), (84, 966423), (122, 665406), (126, 644282), (183, 443604), (244, 332703), (252, 322141), (366, 221802), (427, 190116), (549, 147868), (732, 110901), (854, 95058), (1098, 73934), (1281, 63372), (1708, 47529), (2196, 36967), (2562, 31686), (3843, 21124), (5124, 15843), (5281, 15372), (7686, 10562)]