81788384

素因数分解:

$2^5\times {\mathrm{79}}^1\times {\mathrm{32353}}^1$

素因数の和:32442

約数の個数: 24

約数和(自身を含む): 163064160

約数和(自身を除く): 81275776

約数列:

[1, 2, 4, 8, 16, 32, 79, 158, 316, 632, 1264, 2528, 32353, 64706, 129412, 258824, 517648, 1035296, 2555887, 5111774, 10223548, 20447096, 40894192, 81788384]

約数ペア:

[(1, 81788384), (2, 40894192), (4, 20447096), (8, 10223548), (16, 5111774), (32, 2555887), (79, 1035296), (158, 517648), (316, 258824), (632, 129412), (1264, 64706), (2528, 32353)]