80864455

素因数分解:

$5^1\times 7^2\times {\mathrm{239}}^1\times {\mathrm{1381}}^1$

素因数の和:1639

約数の個数: 24

約数和(自身を含む): 113434560

約数和(自身を除く): 32570105

約数列:

[1, 5, 7, 35, 49, 239, 245, 1195, 1381, 1673, 6905, 8365, 9667, 11711, 48335, 58555, 67669, 330059, 338345, 1650295, 2310413, 11552065, 16172891, 80864455]

約数ペア:

[(1, 80864455), (5, 16172891), (7, 11552065), (35, 2310413), (49, 1650295), (239, 338345), (245, 330059), (1195, 67669), (1381, 58555), (1673, 48335), (6905, 11711), (8365, 9667)]