166183820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{1597}}^1$

素因数の和:1671

約数の個数: 72

約数和(自身を含む): 392762832

約数和(自身を除く): 226579012

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 121, 172, 215, 220, 242, 430, 473, 484, 605, 860, 946, 1210, 1597, 1892, 2365, 2420, 3194, 4730, 5203, 6388, 7985, 9460, 10406, 15970, 17567, 20812, 26015, 31940, 35134, 52030, 68671, 70268, 87835, 104060, 137342, 175670, 193237, 274684, 343355, 351340, 386474, 686710, 755381, 772948, 966185, 1373420, 1510762, 1932370, 3021524, 3776905, 3864740, 7553810, 8309191, 15107620, 16618382, 33236764, 41545955, 83091910, 166183820]

約数ペア:

[(1, 166183820), (2, 83091910), (4, 41545955), (5, 33236764), (10, 16618382), (11, 15107620), (20, 8309191), (22, 7553810), (43, 3864740), (44, 3776905), (55, 3021524), (86, 1932370), (110, 1510762), (121, 1373420), (172, 966185), (215, 772948), (220, 755381), (242, 686710), (430, 386474), (473, 351340), (484, 343355), (605, 274684), (860, 193237), (946, 175670), (1210, 137342), (1597, 104060), (1892, 87835), (2365, 70268), (2420, 68671), (3194, 52030), (4730, 35134), (5203, 31940), (6388, 26015), (7985, 20812), (9460, 17567), (10406, 15970)]