64279916

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{379}}^1\times {\mathrm{389}}^1$

素因数の和:881

約数の個数: 24

約数和(自身を含む): 114114000

約数和(自身を除く): 49834084

約数列:

[1, 2, 4, 109, 218, 379, 389, 436, 758, 778, 1516, 1556, 41311, 42401, 82622, 84802, 147431, 165244, 169604, 294862, 589724, 16069979, 32139958, 64279916]

約数ペア:

[(1, 64279916), (2, 32139958), (4, 16069979), (109, 589724), (218, 294862), (379, 169604), (389, 165244), (436, 147431), (758, 84802), (778, 82622), (1516, 42401), (1556, 41311)]