80581264

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{1723}}^1$

素因数の和:1847

約数の個数: 40

約数和(自身を含む): 162469760

約数和(自身を除く): 81888496

約数列:

[1, 2, 4, 8, 16, 37, 74, 79, 148, 158, 296, 316, 592, 632, 1264, 1723, 2923, 3446, 5846, 6892, 11692, 13784, 23384, 27568, 46768, 63751, 127502, 136117, 255004, 272234, 510008, 544468, 1020016, 1088936, 2177872, 5036329, 10072658, 20145316, 40290632, 80581264]

約数ペア:

[(1, 80581264), (2, 40290632), (4, 20145316), (8, 10072658), (16, 5036329), (37, 2177872), (74, 1088936), (79, 1020016), (148, 544468), (158, 510008), (296, 272234), (316, 255004), (592, 136117), (632, 127502), (1264, 63751), (1723, 46768), (2923, 27568), (3446, 23384), (5846, 13784), (6892, 11692)]