79796540

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{65407}}^1$

素因数の和:65477

約数の個数: 24

約数和(自身を含む): 170322432

約数和(自身を除く): 90525892

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 65407, 130814, 261628, 327035, 654070, 1308140, 3989827, 7979654, 15959308, 19949135, 39898270, 79796540]

約数ペア:

[(1, 79796540), (2, 39898270), (4, 19949135), (5, 15959308), (10, 7979654), (20, 3989827), (61, 1308140), (122, 654070), (244, 327035), (305, 261628), (610, 130814), (1220, 65407)]