78867220

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{34897}}^1$

素因数の和:35019

約数の個数: 24

約数和(自身を含む): 167091624

約数和(自身を除く): 88224404

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 34897, 69794, 139588, 174485, 348970, 697940, 3943361, 7886722, 15773444, 19716805, 39433610, 78867220]

約数ペア:

[(1, 78867220), (2, 39433610), (4, 19716805), (5, 15773444), (10, 7886722), (20, 3943361), (113, 697940), (226, 348970), (452, 174485), (565, 139588), (1130, 69794), (2260, 34897)]