51318205

素因数分解:

$5^1\times {\mathrm{103}}^1\times {\mathrm{251}}^1\times {\mathrm{397}}^1$

素因数の和:756

約数の個数: 16

約数和(自身を含む): 62584704

約数和(自身を除く): 11266499

約数列:

[1, 5, 103, 251, 397, 515, 1255, 1985, 25853, 40891, 99647, 129265, 204455, 498235, 10263641, 51318205]

約数ペア:

[(1, 51318205), (5, 10263641), (103, 498235), (251, 204455), (397, 129265), (515, 99647), (1255, 40891), (1985, 25853)]