68908735

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{647}}^1$

素因数の和:855

約数の個数: 32

約数和(自身を含む): 100776960

約数和(自身を除く): 31868225

約数列:

[1, 5, 7, 17, 35, 85, 119, 179, 595, 647, 895, 1253, 3043, 3235, 4529, 6265, 10999, 15215, 21301, 22645, 54995, 76993, 106505, 115813, 384965, 579065, 810691, 1968821, 4053455, 9844105, 13781747, 68908735]

約数ペア:

[(1, 68908735), (5, 13781747), (7, 9844105), (17, 4053455), (35, 1968821), (85, 810691), (119, 579065), (179, 384965), (595, 115813), (647, 106505), (895, 76993), (1253, 54995), (3043, 22645), (3235, 21301), (4529, 15215), (6265, 10999)]