89965010

素因数分解:

$2^1\times 5^1\times {\mathrm{709}}^1\times {\mathrm{12689}}^1$

素因数の和:13405

約数の個数: 16

約数和(自身を含む): 162178200

約数和(自身を除く): 72213190

約数列:

[1, 2, 5, 10, 709, 1418, 3545, 7090, 12689, 25378, 63445, 126890, 8996501, 17993002, 44982505, 89965010]

約数ペア:

[(1, 89965010), (2, 44982505), (5, 17993002), (10, 8996501), (709, 126890), (1418, 63445), (3545, 25378), (7090, 12689)]