156907601990

素因数分解:

$2^1\times 5^1\times {\mathrm{194479}}^1\times {\mathrm{80681}}^1$

素因数の和:275167

約数の個数: 16

約数和(自身を含む): 282438636480

約数和(自身を除く): 125531034490

約数列:

[1, 2, 5, 10, 80681, 161362, 194479, 388958, 403405, 806810, 972395, 1944790, 15690760199, 31381520398, 78453800995, 156907601990]

約数ペア:

[(1, 156907601990), (2, 78453800995), (5, 31381520398), (10, 15690760199), (80681, 1944790), (161362, 972395), (194479, 806810), (388958, 403405)]