72887090

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{55639}}^1$

素因数の和:55777

約数の個数: 16

約数和(自身を含む): 132200640

約数和(自身を除く): 59313550

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 55639, 111278, 278195, 556390, 7288709, 14577418, 36443545, 72887090]

約数ペア:

[(1, 72887090), (2, 36443545), (5, 14577418), (10, 7288709), (131, 556390), (262, 278195), (655, 111278), (1310, 55639)]