66462860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{195479}}^1$

素因数の和:195505

約数の個数: 24

約数和(自身を含む): 147782880

約数和(自身を除く): 81320020

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 195479, 390958, 781916, 977395, 1954790, 3323143, 3909580, 6646286, 13292572, 16615715, 33231430, 66462860]

約数ペア:

[(1, 66462860), (2, 33231430), (4, 16615715), (5, 13292572), (10, 6646286), (17, 3909580), (20, 3323143), (34, 1954790), (68, 977395), (85, 781916), (170, 390958), (340, 195479)]