81621472

素因数分解:

$2^5\times {\mathrm{523}}^1\times {\mathrm{4877}}^1$

素因数の和:5410

約数の個数: 24

約数和(自身を含む): 161032536

約数和(自身を除く): 79411064

約数列:

[1, 2, 4, 8, 16, 32, 523, 1046, 2092, 4184, 4877, 8368, 9754, 16736, 19508, 39016, 78032, 156064, 2550671, 5101342, 10202684, 20405368, 40810736, 81621472]

約数ペア:

[(1, 81621472), (2, 40810736), (4, 20405368), (8, 10202684), (16, 5101342), (32, 2550671), (523, 156064), (1046, 78032), (2092, 39016), (4184, 19508), (4877, 16736), (8368, 9754)]