138810175

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{34487}}^1$

素因数の和:34527

約数の個数: 24

約数和(自身を含む): 205272576

約数和(自身を除く): 66462401

約数列:

[1, 5, 7, 23, 25, 35, 115, 161, 175, 575, 805, 4025, 34487, 172435, 241409, 793201, 862175, 1207045, 3966005, 5552407, 6035225, 19830025, 27762035, 138810175]

約数ペア:

[(1, 138810175), (5, 27762035), (7, 19830025), (23, 6035225), (25, 5552407), (35, 3966005), (115, 1207045), (161, 862175), (175, 793201), (575, 241409), (805, 172435), (4025, 34487)]