66604864

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{569}}^1$

素因数の和:671

約数の個数: 56

約数和(自身を含む): 138988800

約数和(自身を除く): 72383936

約数列:

[1, 2, 4, 8, 16, 31, 32, 59, 62, 64, 118, 124, 236, 248, 472, 496, 569, 944, 992, 1138, 1829, 1888, 1984, 2276, 3658, 3776, 4552, 7316, 9104, 14632, 17639, 18208, 29264, 33571, 35278, 36416, 58528, 67142, 70556, 117056, 134284, 141112, 268568, 282224, 537136, 564448, 1040701, 1074272, 1128896, 2081402, 2148544, 4162804, 8325608, 16651216, 33302432, 66604864]

約数ペア:

[(1, 66604864), (2, 33302432), (4, 16651216), (8, 8325608), (16, 4162804), (31, 2148544), (32, 2081402), (59, 1128896), (62, 1074272), (64, 1040701), (118, 564448), (124, 537136), (236, 282224), (248, 268568), (472, 141112), (496, 134284), (569, 117056), (944, 70556), (992, 67142), (1138, 58528), (1829, 36416), (1888, 35278), (1984, 33571), (2276, 29264), (3658, 18208), (3776, 17639), (4552, 14632), (7316, 9104)]