25891780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{44641}}^1$

素因数の和:44679

約数の個数: 24

約数和(自身を含む): 56248920

約数和(自身を除く): 30357140

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 44641, 89282, 178564, 223205, 446410, 892820, 1294589, 2589178, 5178356, 6472945, 12945890, 25891780]

約数ペア:

[(1, 25891780), (2, 12945890), (4, 6472945), (5, 5178356), (10, 2589178), (20, 1294589), (29, 892820), (58, 446410), (116, 223205), (145, 178564), (290, 89282), (580, 44641)]