81323164

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{10357}}^1$

素因数の和:10525

約数の個数: 24

約数和(自身を含む): 154292768

約数和(自身を除く): 72969604

約数列:

[1, 2, 4, 13, 26, 52, 151, 302, 604, 1963, 3926, 7852, 10357, 20714, 41428, 134641, 269282, 538564, 1563907, 3127814, 6255628, 20330791, 40661582, 81323164]

約数ペア:

[(1, 81323164), (2, 40661582), (4, 20330791), (13, 6255628), (26, 3127814), (52, 1563907), (151, 538564), (302, 269282), (604, 134641), (1963, 41428), (3926, 20714), (7852, 10357)]