57420575

素因数分解:

$5^2\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1$

素因数の和:427

約数の個数: 24

約数和(自身を含む): 72919440

約数和(自身を除く): 15498865

約数列:

[1, 5, 25, 89, 131, 197, 445, 655, 985, 2225, 3275, 4925, 11659, 17533, 25807, 58295, 87665, 129035, 291475, 438325, 645175, 2296823, 11484115, 57420575]

約数ペア:

[(1, 57420575), (5, 11484115), (25, 2296823), (89, 645175), (131, 438325), (197, 291475), (445, 129035), (655, 87665), (985, 58295), (2225, 25807), (3275, 17533), (4925, 11659)]