87645128

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{138679}}^1$

素因数の和:138764

約数の個数: 16

約数和(自身を含む): 166416000

約数和(自身を除く): 78770872

約数列:

[1, 2, 4, 8, 79, 158, 316, 632, 138679, 277358, 554716, 1109432, 10955641, 21911282, 43822564, 87645128]

約数ペア:

[(1, 87645128), (2, 43822564), (4, 21911282), (8, 10955641), (79, 1109432), (158, 554716), (316, 277358), (632, 138679)]