256867220735

素因数分解:

$5^1\times {\mathrm{223}}^1\times {\mathrm{2789}}^1\times {\mathrm{82601}}^1$

素因数の和:85618

約数の個数: 16

約数和(自身を含む): 309737675520

約数和(自身を除く): 52870454785

約数列:

[1, 5, 223, 1115, 2789, 13945, 82601, 413005, 621947, 3109735, 18420023, 92100115, 230374189, 1151870945, 51373444147, 256867220735]

約数ペア:

[(1, 256867220735), (5, 51373444147), (223, 1151870945), (1115, 230374189), (2789, 92100115), (13945, 18420023), (82601, 3109735), (413005, 621947)]