16161580

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{5147}}^1$

素因数の和:5313

約数の個数: 24

約数和(自身を含む): 34162128

約数和(自身を除く): 18000548

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 5147, 10294, 20588, 25735, 51470, 102940, 808079, 1616158, 3232316, 4040395, 8080790, 16161580]

約数ペア:

[(1, 16161580), (2, 8080790), (4, 4040395), (5, 3232316), (10, 1616158), (20, 808079), (157, 102940), (314, 51470), (628, 25735), (785, 20588), (1570, 10294), (3140, 5147)]