68173820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{197}}^1$

素因数の和:252

約数の個数: 96

約数和(自身を含む): 170444736

約数和(自身を除く): 102270916

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 121, 130, 143, 197, 220, 242, 260, 286, 394, 484, 572, 605, 715, 788, 985, 1210, 1331, 1430, 1573, 1970, 2167, 2420, 2561, 2662, 2860, 3146, 3940, 4334, 5122, 5324, 6292, 6655, 7865, 8668, 10244, 10835, 12805, 13310, 15730, 17303, 21670, 23837, 25610, 26620, 28171, 31460, 34606, 43340, 47674, 51220, 56342, 69212, 86515, 95348, 112684, 119185, 140855, 173030, 238370, 262207, 281710, 309881, 346060, 476740, 524414, 563420, 619762, 1048828, 1239524, 1311035, 1549405, 2622070, 3098810, 3408691, 5244140, 6197620, 6817382, 13634764, 17043455, 34086910, 68173820]

約数ペア:

[(1, 68173820), (2, 34086910), (4, 17043455), (5, 13634764), (10, 6817382), (11, 6197620), (13, 5244140), (20, 3408691), (22, 3098810), (26, 2622070), (44, 1549405), (52, 1311035), (55, 1239524), (65, 1048828), (110, 619762), (121, 563420), (130, 524414), (143, 476740), (197, 346060), (220, 309881), (242, 281710), (260, 262207), (286, 238370), (394, 173030), (484, 140855), (572, 119185), (605, 112684), (715, 95348), (788, 86515), (985, 69212), (1210, 56342), (1331, 51220), (1430, 47674), (1573, 43340), (1970, 34606), (2167, 31460), (2420, 28171), (2561, 26620), (2662, 25610), (2860, 23837), (3146, 21670), (3940, 17303), (4334, 15730), (5122, 13310), (5324, 12805), (6292, 10835), (6655, 10244), (7865, 8668)]