80948225

素因数分解:

$5^2\times {\mathrm{53}}^1\times {\mathrm{199}}^1\times {\mathrm{307}}^1$

素因数の和:569

約数の個数: 24

約数和(自身を含む): 103118400

約数和(自身を除く): 22170175

約数列:

[1, 5, 25, 53, 199, 265, 307, 995, 1325, 1535, 4975, 7675, 10547, 16271, 52735, 61093, 81355, 263675, 305465, 406775, 1527325, 3237929, 16189645, 80948225]

約数ペア:

[(1, 80948225), (5, 16189645), (25, 3237929), (53, 1527325), (199, 406775), (265, 305465), (307, 263675), (995, 81355), (1325, 61093), (1535, 52735), (4975, 16271), (7675, 10547)]