71602180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{275393}}^1$

素因数の和:275415

約数の個数: 24

約数和(自身を含む): 161931672

約数和(自身を除く): 90329492

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 275393, 550786, 1101572, 1376965, 2753930, 3580109, 5507860, 7160218, 14320436, 17900545, 35801090, 71602180]

約数ペア:

[(1, 71602180), (2, 35801090), (4, 17900545), (5, 14320436), (10, 7160218), (13, 5507860), (20, 3580109), (26, 2753930), (52, 1376965), (65, 1101572), (130, 550786), (260, 275393)]