51361700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{39509}}^1$

素因数の和:39536

約数の個数: 36

約数和(自身を含む): 120031380

約数和(自身を除く): 68669680

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 39509, 79018, 158036, 197545, 395090, 513617, 790180, 987725, 1027234, 1975450, 2054468, 2568085, 3950900, 5136170, 10272340, 12840425, 25680850, 51361700]

約数ペア:

[(1, 51361700), (2, 25680850), (4, 12840425), (5, 10272340), (10, 5136170), (13, 3950900), (20, 2568085), (25, 2054468), (26, 1975450), (50, 1027234), (52, 987725), (65, 790180), (100, 513617), (130, 395090), (260, 197545), (325, 158036), (650, 79018), (1300, 39509)]