71652640

素因数分解:

$2^5\times 5^1\times {\mathrm{447829}}^1$

素因数の和:447844

約数の個数: 24

約数和(自身を含む): 169279740

約数和(自身を除く): 97627100

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 447829, 895658, 1791316, 2239145, 3582632, 4478290, 7165264, 8956580, 14330528, 17913160, 35826320, 71652640]

約数ペア:

[(1, 71652640), (2, 35826320), (4, 17913160), (5, 14330528), (8, 8956580), (10, 7165264), (16, 4478290), (20, 3582632), (32, 2239145), (40, 1791316), (80, 895658), (160, 447829)]