80065408

素因数分解:

$2^7\times {\mathrm{557}}^1\times {\mathrm{1123}}^1$

素因数の和:1694

約数の個数: 32

約数和(自身を含む): 159933960

約数和(自身を除く): 79868552

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 557, 1114, 1123, 2228, 2246, 4456, 4492, 8912, 8984, 17824, 17968, 35648, 35936, 71296, 71872, 143744, 625511, 1251022, 2502044, 5004088, 10008176, 20016352, 40032704, 80065408]

約数ペア:

[(1, 80065408), (2, 40032704), (4, 20016352), (8, 10008176), (16, 5004088), (32, 2502044), (64, 1251022), (128, 625511), (557, 143744), (1114, 71872), (1123, 71296), (2228, 35936), (2246, 35648), (4456, 17968), (4492, 17824), (8912, 8984)]