2013581525

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{38891}}^1$

素因数の和:39029

約数の個数: 24

約数和(自身を含む): 2652434400

約数和(自身を除く): 638852875

約数列:

[1, 5, 19, 25, 95, 109, 475, 545, 2071, 2725, 10355, 38891, 51775, 194455, 738929, 972275, 3694645, 4239119, 18473225, 21195595, 80543261, 105977975, 402716305, 2013581525]

約数ペア:

[(1, 2013581525), (5, 402716305), (19, 105977975), (25, 80543261), (95, 21195595), (109, 18473225), (475, 4239119), (545, 3694645), (2071, 972275), (2725, 738929), (10355, 194455), (38891, 51775)]