78869540

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{31051}}^1$

素因数の和:31187

約数の個数: 24

約数和(自身を含む): 166935552

約数和(自身を除く): 88066012

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 31051, 62102, 124204, 155255, 310510, 621020, 3943477, 7886954, 15773908, 19717385, 39434770, 78869540]

約数ペア:

[(1, 78869540), (2, 39434770), (4, 19717385), (5, 15773908), (10, 7886954), (20, 3943477), (127, 621020), (254, 310510), (508, 155255), (635, 124204), (1270, 62102), (2540, 31051)]