81553730

素因数分解:

$2^1\times 5^1\times {\mathrm{2251}}^1\times {\mathrm{3623}}^1$

素因数の和:5881

約数の個数: 16

約数和(自身を含む): 146902464

約数和(自身を除く): 65348734

約数列:

[1, 2, 5, 10, 2251, 3623, 4502, 7246, 11255, 18115, 22510, 36230, 8155373, 16310746, 40776865, 81553730]

約数ペア:

[(1, 81553730), (2, 40776865), (5, 16310746), (10, 8155373), (2251, 36230), (3623, 22510), (4502, 18115), (7246, 11255)]