145217665

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{1871}}^1$

素因数の和:1957

約数の個数: 24

約数和(自身を含む): 188293248

約数和(自身を除く): 43075583

約数列:

[1, 5, 19, 43, 95, 215, 361, 817, 1805, 1871, 4085, 9355, 15523, 35549, 77615, 80453, 177745, 402265, 675431, 1528607, 3377155, 7643035, 29043533, 145217665]

約数ペア:

[(1, 145217665), (5, 29043533), (19, 7643035), (43, 3377155), (95, 1528607), (215, 675431), (361, 402265), (817, 177745), (1805, 80453), (1871, 77615), (4085, 35549), (9355, 15523)]