68146520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{4519}}^1$

素因数の和:4572

約数の個数: 64

約数和(自身を含む): 170856000

約数和(自身を除く): 102709480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 29, 40, 52, 58, 65, 104, 116, 130, 145, 232, 260, 290, 377, 520, 580, 754, 1160, 1508, 1885, 3016, 3770, 4519, 7540, 9038, 15080, 18076, 22595, 36152, 45190, 58747, 90380, 117494, 131051, 180760, 234988, 262102, 293735, 469976, 524204, 587470, 655255, 1048408, 1174940, 1310510, 1703663, 2349880, 2621020, 3407326, 5242040, 6814652, 8518315, 13629304, 17036630, 34073260, 68146520]

約数ペア:

[(1, 68146520), (2, 34073260), (4, 17036630), (5, 13629304), (8, 8518315), (10, 6814652), (13, 5242040), (20, 3407326), (26, 2621020), (29, 2349880), (40, 1703663), (52, 1310510), (58, 1174940), (65, 1048408), (104, 655255), (116, 587470), (130, 524204), (145, 469976), (232, 293735), (260, 262102), (290, 234988), (377, 180760), (520, 131051), (580, 117494), (754, 90380), (1160, 58747), (1508, 45190), (1885, 36152), (3016, 22595), (3770, 18076), (4519, 15080), (7540, 9038)]