201664570

素因数分解:

$2^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{158791}}^1$

素因数の和:158925

約数の個数: 16

約数和(自身を含む): 365856768

約数和(自身を除く): 164192198

約数列:

[1, 2, 5, 10, 127, 254, 635, 1270, 158791, 317582, 793955, 1587910, 20166457, 40332914, 100832285, 201664570]

約数ペア:

[(1, 201664570), (2, 100832285), (5, 40332914), (10, 20166457), (127, 1587910), (254, 793955), (635, 317582), (1270, 158791)]