68723255

素因数分解:

$5^1\times {\mathrm{131}}^1\times {\mathrm{239}}^1\times {\mathrm{439}}^1$

素因数の和:814

約数の個数: 16

約数和(自身を含む): 83635200

約数和(自身を除く): 14911945

約数列:

[1, 5, 131, 239, 439, 655, 1195, 2195, 31309, 57509, 104921, 156545, 287545, 524605, 13744651, 68723255]

約数ペア:

[(1, 68723255), (5, 13744651), (131, 524605), (239, 287545), (439, 156545), (655, 104921), (1195, 57509), (2195, 31309)]