64185890

素因数分解:

$2^1\times 5^1\times {\mathrm{1861}}^1\times {\mathrm{3449}}^1$

素因数の和:5317

約数の個数: 16

約数和(自身を含む): 115630200

約数和(自身を除く): 51444310

約数列:

[1, 2, 5, 10, 1861, 3449, 3722, 6898, 9305, 17245, 18610, 34490, 6418589, 12837178, 32092945, 64185890]

約数ペア:

[(1, 64185890), (2, 32092945), (5, 12837178), (10, 6418589), (1861, 34490), (3449, 18610), (3722, 17245), (6898, 9305)]