202320625

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{673}}^1$

素因数の和:743

約数の個数: 40

約数和(自身を含む): 280041608

約数和(自身を除く): 77720983

約数列:

[1, 5, 13, 25, 37, 65, 125, 185, 325, 481, 625, 673, 925, 1625, 2405, 3365, 4625, 8125, 8749, 12025, 16825, 23125, 24901, 43745, 60125, 84125, 124505, 218725, 300625, 323713, 420625, 622525, 1093625, 1618565, 3112625, 5468125, 8092825, 15563125, 40464125, 202320625]

約数ペア:

[(1, 202320625), (5, 40464125), (13, 15563125), (25, 8092825), (37, 5468125), (65, 3112625), (125, 1618565), (185, 1093625), (325, 622525), (481, 420625), (625, 323713), (673, 300625), (925, 218725), (1625, 124505), (2405, 84125), (3365, 60125), (4625, 43745), (8125, 24901), (8749, 23125), (12025, 16825)]