80115440

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43541}}^1$

素因数の和:43577

約数の個数: 40

約数和(自身を含む): 194371488

約数和(自身を除く): 114256048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 43541, 87082, 174164, 217705, 348328, 435410, 696656, 870820, 1001443, 1741640, 2002886, 3483280, 4005772, 5007215, 8011544, 10014430, 16023088, 20028860, 40057720, 80115440]

約数ペア:

[(1, 80115440), (2, 40057720), (4, 20028860), (5, 16023088), (8, 10014430), (10, 8011544), (16, 5007215), (20, 4005772), (23, 3483280), (40, 2002886), (46, 1741640), (80, 1001443), (92, 870820), (115, 696656), (184, 435410), (230, 348328), (368, 217705), (460, 174164), (920, 87082), (1840, 43541)]