80417975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{15391}}^1$

素因数の和:15431

約数の個数: 24

約数和(自身を含む): 114516480

約数和(自身を除く): 34098505

約数列:

[1, 5, 11, 19, 25, 55, 95, 209, 275, 475, 1045, 5225, 15391, 76955, 169301, 292429, 384775, 846505, 1462145, 3216719, 4232525, 7310725, 16083595, 80417975]

約数ペア:

[(1, 80417975), (5, 16083595), (11, 7310725), (19, 4232525), (25, 3216719), (55, 1462145), (95, 846505), (209, 384775), (275, 292429), (475, 169301), (1045, 76955), (5225, 15391)]