64836040

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{12763}}^1$

素因数の和:12901

約数の個数: 32

約数和(自身を含む): 147041280

約数和(自身を除く): 82205240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 12763, 25526, 51052, 63815, 102104, 127630, 255260, 510520, 1620901, 3241802, 6483604, 8104505, 12967208, 16209010, 32418020, 64836040]

約数ペア:

[(1, 64836040), (2, 32418020), (4, 16209010), (5, 12967208), (8, 8104505), (10, 6483604), (20, 3241802), (40, 1620901), (127, 510520), (254, 255260), (508, 127630), (635, 102104), (1016, 63815), (1270, 51052), (2540, 25526), (5080, 12763)]