86490664

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{2657}}^1$

素因数の和:2989

約数の個数: 32

約数和(自身を含む): 175268520

約数和(自身を除く): 88777856

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 313, 626, 1252, 2504, 2657, 4069, 5314, 8138, 10628, 16276, 21256, 32552, 34541, 69082, 138164, 276328, 831641, 1663282, 3326564, 6653128, 10811333, 21622666, 43245332, 86490664]

約数ペア:

[(1, 86490664), (2, 43245332), (4, 21622666), (8, 10811333), (13, 6653128), (26, 3326564), (52, 1663282), (104, 831641), (313, 276328), (626, 138164), (1252, 69082), (2504, 34541), (2657, 32552), (4069, 21256), (5314, 16276), (8138, 10628)]