79950520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{11827}}^1$

素因数の和:11864

約数の個数: 48

約数和(自身を含む): 194807160

約数和(自身を除く): 114856640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 6760, 11827, 23654, 47308, 59135, 94616, 118270, 153751, 236540, 307502, 473080, 615004, 768755, 1230008, 1537510, 1998763, 3075020, 3997526, 6150040, 7995052, 9993815, 15990104, 19987630, 39975260, 79950520]

約数ペア:

[(1, 79950520), (2, 39975260), (4, 19987630), (5, 15990104), (8, 9993815), (10, 7995052), (13, 6150040), (20, 3997526), (26, 3075020), (40, 1998763), (52, 1537510), (65, 1230008), (104, 768755), (130, 615004), (169, 473080), (260, 307502), (338, 236540), (520, 153751), (676, 118270), (845, 94616), (1352, 59135), (1690, 47308), (3380, 23654), (6760, 11827)]