90230255

素因数分解:

$5^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1\times {\mathrm{839}}^1$

素因数の和:1138

約数の個数: 16

約数和(自身を含む): 109892160

約数和(自身を除く): 19661905

約数列:

[1, 5, 137, 157, 685, 785, 839, 4195, 21509, 107545, 114943, 131723, 574715, 658615, 18046051, 90230255]

約数ペア:

[(1, 90230255), (5, 18046051), (137, 658615), (157, 574715), (685, 131723), (785, 114943), (839, 107545), (4195, 21509)]