80815075

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{15467}}^1$

素因数の和:15507

約数の個数: 24

約数和(自身を含む): 115081920

約数和(自身を除く): 34266845

約数列:

[1, 5, 11, 19, 25, 55, 95, 209, 275, 475, 1045, 5225, 15467, 77335, 170137, 293873, 386675, 850685, 1469365, 3232603, 4253425, 7346825, 16163015, 80815075]

約数ペア:

[(1, 80815075), (5, 16163015), (11, 7346825), (19, 4253425), (25, 3232603), (55, 1469365), (95, 850685), (209, 386675), (275, 293873), (475, 170137), (1045, 77335), (5225, 15467)]