50680625

素因数分解:

$5^4\times {\mathrm{131}}^1\times {\mathrm{619}}^1$

素因数の和:770

約数の個数: 20

約数和(自身を含む): 63917040

約数和(自身を除く): 13236415

約数列:

[1, 5, 25, 125, 131, 619, 625, 655, 3095, 3275, 15475, 16375, 77375, 81089, 81875, 386875, 405445, 2027225, 10136125, 50680625]

約数ペア:

[(1, 50680625), (5, 10136125), (25, 2027225), (125, 405445), (131, 386875), (619, 81875), (625, 81089), (655, 77375), (3095, 16375), (3275, 15475)]