81076144

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{44843}}^1$

素因数の和:44964

約数の個数: 20

約数和(自身を含む): 158478696

約数和(自身を除く): 77402552

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 44843, 89686, 179372, 358744, 717488, 5067259, 10134518, 20269036, 40538072, 81076144]

約数ペア:

[(1, 81076144), (2, 40538072), (4, 20269036), (8, 10134518), (16, 5067259), (113, 717488), (226, 358744), (452, 179372), (904, 89686), (1808, 44843)]