168032890

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{188801}}^1$

素因数の和:188897

約数の個数: 16

約数和(自身を含む): 305859240

約数和(自身を除く): 137826350

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 188801, 377602, 944005, 1888010, 16803289, 33606578, 84016445, 168032890]

約数ペア:

[(1, 168032890), (2, 84016445), (5, 33606578), (10, 16803289), (89, 1888010), (178, 944005), (445, 377602), (890, 188801)]