85841860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{233}}^1$

素因数の和:377

約数の個数: 72

約数和(自身を含む): 197837640

約数和(自身を除く): 111995780

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 109, 130, 169, 218, 233, 260, 338, 436, 466, 545, 676, 845, 932, 1090, 1165, 1417, 1690, 2180, 2330, 2834, 3029, 3380, 4660, 5668, 6058, 7085, 12116, 14170, 15145, 18421, 25397, 28340, 30290, 36842, 39377, 50794, 60580, 73684, 78754, 92105, 101588, 126985, 157508, 184210, 196885, 253970, 330161, 368420, 393770, 507940, 660322, 787540, 1320644, 1650805, 3301610, 4292093, 6603220, 8584186, 17168372, 21460465, 42920930, 85841860]

約数ペア:

[(1, 85841860), (2, 42920930), (4, 21460465), (5, 17168372), (10, 8584186), (13, 6603220), (20, 4292093), (26, 3301610), (52, 1650805), (65, 1320644), (109, 787540), (130, 660322), (169, 507940), (218, 393770), (233, 368420), (260, 330161), (338, 253970), (436, 196885), (466, 184210), (545, 157508), (676, 126985), (845, 101588), (932, 92105), (1090, 78754), (1165, 73684), (1417, 60580), (1690, 50794), (2180, 39377), (2330, 36842), (2834, 30290), (3029, 28340), (3380, 25397), (4660, 18421), (5668, 15145), (6058, 14170), (7085, 12116)]