80595160

素因数分解:

$2^3\times 5^1\times {\mathrm{1381}}^1\times {\mathrm{1459}}^1$

素因数の和:2851

約数の個数: 32

約数和(自身を含む): 181594800

約数和(自身を除く): 100999640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1381, 1459, 2762, 2918, 5524, 5836, 6905, 7295, 11048, 11672, 13810, 14590, 27620, 29180, 55240, 58360, 2014879, 4029758, 8059516, 10074395, 16119032, 20148790, 40297580, 80595160]

約数ペア:

[(1, 80595160), (2, 40297580), (4, 20148790), (5, 16119032), (8, 10074395), (10, 8059516), (20, 4029758), (40, 2014879), (1381, 58360), (1459, 55240), (2762, 29180), (2918, 27620), (5524, 14590), (5836, 13810), (6905, 11672), (7295, 11048)]