81238256

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{461581}}^1$

素因数の和:461600

約数の個数: 20

約数和(自身を含む): 171708504

約数和(自身を除く): 90470248

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 461581, 923162, 1846324, 3692648, 5077391, 7385296, 10154782, 20309564, 40619128, 81238256]

約数ペア:

[(1, 81238256), (2, 40619128), (4, 20309564), (8, 10154782), (11, 7385296), (16, 5077391), (22, 3692648), (44, 1846324), (88, 923162), (176, 461581)]