42407975

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{563}}^1$

素因数の和:727

約数の個数: 24

約数和(自身を含む): 55389312

約数和(自身を除く): 12981337

約数列:

[1, 5, 23, 25, 115, 131, 563, 575, 655, 2815, 3013, 3275, 12949, 14075, 15065, 64745, 73753, 75325, 323725, 368765, 1696319, 1843825, 8481595, 42407975]

約数ペア:

[(1, 42407975), (5, 8481595), (23, 1843825), (25, 1696319), (115, 368765), (131, 323725), (563, 75325), (575, 73753), (655, 64745), (2815, 15065), (3013, 14075), (3275, 12949)]