74457175

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{17623}}^1$

素因数の和:17659

約数の個数: 18

約数和(自身を含む): 99980952

約数和(自身を除く): 25523777

約数列:

[1, 5, 13, 25, 65, 169, 325, 845, 4225, 17623, 88115, 229099, 440575, 1145495, 2978287, 5727475, 14891435, 74457175]

約数ペア:

[(1, 74457175), (5, 14891435), (13, 5727475), (25, 2978287), (65, 1145495), (169, 440575), (325, 229099), (845, 88115), (4225, 17623)]