68918408

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{2293}}^1$

素因数の和:2346

約数の個数: 48

約数和(自身を含む): 147894180

約数和(自身を除く): 78975772

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 289, 442, 578, 884, 1156, 1768, 2293, 2312, 3757, 4586, 7514, 9172, 15028, 18344, 29809, 30056, 38981, 59618, 77962, 119236, 155924, 238472, 311848, 506753, 662677, 1013506, 1325354, 2027012, 2650708, 4054024, 5301416, 8614801, 17229602, 34459204, 68918408]

約数ペア:

[(1, 68918408), (2, 34459204), (4, 17229602), (8, 8614801), (13, 5301416), (17, 4054024), (26, 2650708), (34, 2027012), (52, 1325354), (68, 1013506), (104, 662677), (136, 506753), (221, 311848), (289, 238472), (442, 155924), (578, 119236), (884, 77962), (1156, 59618), (1768, 38981), (2293, 30056), (2312, 29809), (3757, 18344), (4586, 15028), (7514, 9172)]