158891255

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:319

約数の個数: 32

約数和(自身を含む): 201553920

約数和(自身を除く): 42662665

約数列:

[1, 5, 47, 71, 89, 107, 235, 355, 445, 535, 3337, 4183, 5029, 6319, 7597, 9523, 16685, 20915, 25145, 31595, 37985, 47615, 296993, 357059, 447581, 676133, 1484965, 1785295, 2237905, 3380665, 31778251, 158891255]

約数ペア:

[(1, 158891255), (5, 31778251), (47, 3380665), (71, 2237905), (89, 1785295), (107, 1484965), (235, 676133), (355, 447581), (445, 357059), (535, 296993), (3337, 47615), (4183, 37985), (5029, 31595), (6319, 25145), (7597, 20915), (9523, 16685)]