104905280

素因数分解:

$2^6\times 5^1\times {\mathrm{327829}}^1$

素因数の和:327846

約数の個数: 28

約数和(自身を含む): 249806460

約数和(自身を除く): 144901180

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 327829, 655658, 1311316, 1639145, 2622632, 3278290, 5245264, 6556580, 10490528, 13113160, 20981056, 26226320, 52452640, 104905280]

約数ペア:

[(1, 104905280), (2, 52452640), (4, 26226320), (5, 20981056), (8, 13113160), (10, 10490528), (16, 6556580), (20, 5245264), (32, 3278290), (40, 2622632), (64, 1639145), (80, 1311316), (160, 655658), (320, 327829)]