81193475

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{10181}}^1$

素因数の和:10231

約数の個数: 24

約数和(自身を含む): 113631120

約数和(自身を除く): 32437645

約数列:

[1, 5, 11, 25, 29, 55, 145, 275, 319, 725, 1595, 7975, 10181, 50905, 111991, 254525, 295249, 559955, 1476245, 2799775, 3247739, 7381225, 16238695, 81193475]

約数ペア:

[(1, 81193475), (5, 16238695), (11, 7381225), (25, 3247739), (29, 2799775), (55, 1476245), (145, 559955), (275, 295249), (319, 254525), (725, 111991), (1595, 50905), (7975, 10181)]