64639128

素因数分解:

$2^3\times 3^1\times {\mathrm{107}}^1\times {\mathrm{25171}}^1$

素因数の和:25287

約数の個数: 32

約数和(自身を含む): 163114560

約数和(自身を除く): 98475432

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 107, 214, 321, 428, 642, 856, 1284, 2568, 25171, 50342, 75513, 100684, 151026, 201368, 302052, 604104, 2693297, 5386594, 8079891, 10773188, 16159782, 21546376, 32319564, 64639128]

約数ペア:

[(1, 64639128), (2, 32319564), (3, 21546376), (4, 16159782), (6, 10773188), (8, 8079891), (12, 5386594), (24, 2693297), (107, 604104), (214, 302052), (321, 201368), (428, 151026), (642, 100684), (856, 75513), (1284, 50342), (2568, 25171)]