81738392

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{2089}}^1$

素因数の和:2235

約数の個数: 32

約数和(自身を含む): 157753200

約数和(自身を除く): 76014808

約数列:

[1, 2, 4, 8, 67, 73, 134, 146, 268, 292, 536, 584, 2089, 4178, 4891, 8356, 9782, 16712, 19564, 39128, 139963, 152497, 279926, 304994, 559852, 609988, 1119704, 1219976, 10217299, 20434598, 40869196, 81738392]

約数ペア:

[(1, 81738392), (2, 40869196), (4, 20434598), (8, 10217299), (67, 1219976), (73, 1119704), (134, 609988), (146, 559852), (268, 304994), (292, 279926), (536, 152497), (584, 139963), (2089, 39128), (4178, 19564), (4891, 16712), (8356, 9782)]