25038505

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1\times {\mathrm{281}}^1$

素因数の和:608

約数の個数: 16

約数和(自身を含む): 30699648

約数和(自身を除く): 5661143

約数列:

[1, 5, 71, 251, 281, 355, 1255, 1405, 17821, 19951, 70531, 89105, 99755, 352655, 5007701, 25038505]

約数ペア:

[(1, 25038505), (5, 5007701), (71, 352655), (251, 99755), (281, 89105), (355, 70531), (1255, 19951), (1405, 17821)]