725075

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1$

素因数の和:143

約数の個数: 24

約数和(自身を含む): 1020768

約数和(自身を除く): 295693

約数列:

[1, 5, 13, 23, 25, 65, 97, 115, 299, 325, 485, 575, 1261, 1495, 2231, 2425, 6305, 7475, 11155, 29003, 31525, 55775, 145015, 725075]

約数ペア:

[(1, 725075), (5, 145015), (13, 55775), (23, 31525), (25, 29003), (65, 11155), (97, 7475), (115, 6305), (299, 2425), (325, 2231), (485, 1495), (575, 1261)]