66510340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{8821}}^1$

素因数の和:8872

約数の個数: 48

約数和(自身を含む): 155620080

約数和(自身を除く): 89109740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 754, 1508, 1885, 3770, 7540, 8821, 17642, 35284, 44105, 88210, 114673, 176420, 229346, 255809, 458692, 511618, 573365, 1023236, 1146730, 1279045, 2293460, 2558090, 3325517, 5116180, 6651034, 13302068, 16627585, 33255170, 66510340]

約数ペア:

[(1, 66510340), (2, 33255170), (4, 16627585), (5, 13302068), (10, 6651034), (13, 5116180), (20, 3325517), (26, 2558090), (29, 2293460), (52, 1279045), (58, 1146730), (65, 1023236), (116, 573365), (130, 511618), (145, 458692), (260, 255809), (290, 229346), (377, 176420), (580, 114673), (754, 88210), (1508, 44105), (1885, 35284), (3770, 17642), (7540, 8821)]