51415025

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{487}}^1$

素因数の和:641

約数の個数: 24

約数和(自身を含む): 66079104

約数和(自身を除く): 14664079

約数列:

[1, 5, 25, 41, 103, 205, 487, 515, 1025, 2435, 2575, 4223, 12175, 19967, 21115, 50161, 99835, 105575, 250805, 499175, 1254025, 2056601, 10283005, 51415025]

約数ペア:

[(1, 51415025), (5, 10283005), (25, 2056601), (41, 1254025), (103, 499175), (205, 250805), (487, 105575), (515, 99835), (1025, 50161), (2435, 21115), (2575, 19967), (4223, 12175)]