42020025

素因数分解:

$3^1\times 5^2\times {\mathrm{577}}^1\times {\mathrm{971}}^1$

素因数の和:1561

約数の個数: 24

約数和(自身を含む): 69665184

約数和(自身を除く): 27645159

約数列:

[1, 3, 5, 15, 25, 75, 577, 971, 1731, 2885, 2913, 4855, 8655, 14425, 14565, 24275, 43275, 72825, 560267, 1680801, 2801335, 8404005, 14006675, 42020025]

約数ペア:

[(1, 42020025), (3, 14006675), (5, 8404005), (15, 2801335), (25, 1680801), (75, 560267), (577, 72825), (971, 43275), (1731, 24275), (2885, 14565), (2913, 14425), (4855, 8655)]