87720410

素因数分解:

$2^1\times 5^1\times {\mathrm{2659}}^1\times {\mathrm{3299}}^1$

素因数の和:5965

約数の個数: 16

約数和(自身を含む): 158004000

約数和(自身を除く): 70283590

約数列:

[1, 2, 5, 10, 2659, 3299, 5318, 6598, 13295, 16495, 26590, 32990, 8772041, 17544082, 43860205, 87720410]

約数ペア:

[(1, 87720410), (2, 43860205), (5, 17544082), (10, 8772041), (2659, 32990), (3299, 26590), (5318, 16495), (6598, 13295)]