201638226140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{775531639}}^1$

素因数の和:775531661

約数の個数: 24

約数和(自身を含む): 456012604320

約数和(自身を除く): 254374378180

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 775531639, 1551063278, 3102126556, 3877658195, 7755316390, 10081911307, 15510632780, 20163822614, 40327645228, 50409556535, 100819113070, 201638226140]

約数ペア:

[(1, 201638226140), (2, 100819113070), (4, 50409556535), (5, 40327645228), (10, 20163822614), (13, 15510632780), (20, 10081911307), (26, 7755316390), (52, 3877658195), (65, 3102126556), (130, 1551063278), (260, 775531639)]