68117985

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^4\times {\mathrm{53}}^1$

素因数の和:116

約数の個数: 60

約数和(自身を含む): 130323492

約数和(自身を除く): 62205507

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 53, 65, 117, 159, 169, 195, 265, 477, 507, 585, 689, 795, 845, 1521, 2067, 2197, 2385, 2535, 3445, 6201, 6591, 7605, 8957, 10335, 10985, 19773, 26871, 28561, 31005, 32955, 44785, 80613, 85683, 98865, 116441, 134355, 142805, 257049, 349323, 403065, 428415, 582205, 1047969, 1285245, 1513733, 1746615, 4541199, 5239845, 7568665, 13623597, 22705995, 68117985]

約数ペア:

[(1, 68117985), (3, 22705995), (5, 13623597), (9, 7568665), (13, 5239845), (15, 4541199), (39, 1746615), (45, 1513733), (53, 1285245), (65, 1047969), (117, 582205), (159, 428415), (169, 403065), (195, 349323), (265, 257049), (477, 142805), (507, 134355), (585, 116441), (689, 98865), (795, 85683), (845, 80613), (1521, 44785), (2067, 32955), (2197, 31005), (2385, 28561), (2535, 26871), (3445, 19773), (6201, 10985), (6591, 10335), (7605, 8957)]