66171820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1361}}^1$

素因数の和:1411

約数の個数: 96

約数和(自身を含む): 172984896

約数和(自身を除く): 106813076

約数列:

[1, 2, 4, 5, 10, 11, 13, 17, 20, 22, 26, 34, 44, 52, 55, 65, 68, 85, 110, 130, 143, 170, 187, 220, 221, 260, 286, 340, 374, 442, 572, 715, 748, 884, 935, 1105, 1361, 1430, 1870, 2210, 2431, 2722, 2860, 3740, 4420, 4862, 5444, 6805, 9724, 12155, 13610, 14971, 17693, 23137, 24310, 27220, 29942, 35386, 46274, 48620, 59884, 70772, 74855, 88465, 92548, 115685, 149710, 176930, 194623, 231370, 254507, 299420, 300781, 353860, 389246, 462740, 509014, 601562, 778492, 973115, 1018028, 1203124, 1272535, 1503905, 1946230, 2545070, 3007810, 3308591, 3892460, 5090140, 6015620, 6617182, 13234364, 16542955, 33085910, 66171820]

約数ペア:

[(1, 66171820), (2, 33085910), (4, 16542955), (5, 13234364), (10, 6617182), (11, 6015620), (13, 5090140), (17, 3892460), (20, 3308591), (22, 3007810), (26, 2545070), (34, 1946230), (44, 1503905), (52, 1272535), (55, 1203124), (65, 1018028), (68, 973115), (85, 778492), (110, 601562), (130, 509014), (143, 462740), (170, 389246), (187, 353860), (220, 300781), (221, 299420), (260, 254507), (286, 231370), (340, 194623), (374, 176930), (442, 149710), (572, 115685), (715, 92548), (748, 88465), (884, 74855), (935, 70772), (1105, 59884), (1361, 48620), (1430, 46274), (1870, 35386), (2210, 29942), (2431, 27220), (2722, 24310), (2860, 23137), (3740, 17693), (4420, 14971), (4862, 13610), (5444, 12155), (6805, 9724)]