71812640

素因数分解:

$2^5\times 5^1\times {\mathrm{448829}}^1$

素因数の和:448844

約数の個数: 24

約数和(自身を含む): 169657740

約数和(自身を除く): 97845100

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 448829, 897658, 1795316, 2244145, 3590632, 4488290, 7181264, 8976580, 14362528, 17953160, 35906320, 71812640]

約数ペア:

[(1, 71812640), (2, 35906320), (4, 17953160), (5, 14362528), (8, 8976580), (10, 7181264), (16, 4488290), (20, 3590632), (32, 2244145), (40, 1795316), (80, 897658), (160, 448829)]