71078390

素因数分解:

$2^1\times 5^1\times {\mathrm{1901}}^1\times {\mathrm{3739}}^1$

素因数の和:5647

約数の個数: 16

約数和(自身を含む): 128042640

約数和(自身を除く): 56964250

約数列:

[1, 2, 5, 10, 1901, 3739, 3802, 7478, 9505, 18695, 19010, 37390, 7107839, 14215678, 35539195, 71078390]

約数ペア:

[(1, 71078390), (2, 35539195), (5, 14215678), (10, 7107839), (1901, 37390), (3739, 19010), (3802, 18695), (7478, 9505)]