25439090

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{87721}}^1$

素因数の和:87757

約数の個数: 16

約数和(自身を含む): 47369880

約数和(自身を除く): 21930790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 87721, 175442, 438605, 877210, 2543909, 5087818, 12719545, 25439090]

約数ペア:

[(1, 25439090), (2, 12719545), (5, 5087818), (10, 2543909), (29, 877210), (58, 438605), (145, 175442), (290, 87721)]