139242875

素因数分解:

$5^3\times {\mathrm{83}}^1\times {\mathrm{13421}}^1$

素因数の和:13519

約数の個数: 16

約数和(自身を含む): 175881888

約数和(自身を除く): 36639013

約数列:

[1, 5, 25, 83, 125, 415, 2075, 10375, 13421, 67105, 335525, 1113943, 1677625, 5569715, 27848575, 139242875]

約数ペア:

[(1, 139242875), (5, 27848575), (25, 5569715), (83, 1677625), (125, 1113943), (415, 335525), (2075, 67105), (10375, 13421)]