520018255

素因数分解:

$5^1\times {\mathrm{131}}^1\times {\mathrm{601}}^1\times {\mathrm{1321}}^1$

素因数の和:2058

約数の個数: 16

約数和(自身を含む): 630308448

約数和(自身を除く): 110290193

約数列:

[1, 5, 131, 601, 655, 1321, 3005, 6605, 78731, 173051, 393655, 793921, 865255, 3969605, 104003651, 520018255]

約数ペア:

[(1, 520018255), (5, 104003651), (131, 3969605), (601, 865255), (655, 793921), (1321, 393655), (3005, 173051), (6605, 78731)]