19012625

素因数分解:

$5^3\times {\mathrm{89}}^1\times {\mathrm{1709}}^1$

素因数の和:1813

約数の個数: 16

約数和(自身を含む): 24008400

約数和(自身を除く): 4995775

約数列:

[1, 5, 25, 89, 125, 445, 1709, 2225, 8545, 11125, 42725, 152101, 213625, 760505, 3802525, 19012625]

約数ペア:

[(1, 19012625), (5, 3802525), (25, 760505), (89, 213625), (125, 152101), (445, 42725), (1709, 11125), (2225, 8545)]