79489340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{5209}}^1$

素因数の和:5334

約数の個数: 48

約数和(自身を含む): 192561600

約数和(自身を除く): 113072260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 109, 140, 218, 436, 545, 763, 1090, 1526, 2180, 3052, 3815, 5209, 7630, 10418, 15260, 20836, 26045, 36463, 52090, 72926, 104180, 145852, 182315, 364630, 567781, 729260, 1135562, 2271124, 2838905, 3974467, 5677810, 7948934, 11355620, 15897868, 19872335, 39744670, 79489340]

約数ペア:

[(1, 79489340), (2, 39744670), (4, 19872335), (5, 15897868), (7, 11355620), (10, 7948934), (14, 5677810), (20, 3974467), (28, 2838905), (35, 2271124), (70, 1135562), (109, 729260), (140, 567781), (218, 364630), (436, 182315), (545, 145852), (763, 104180), (1090, 72926), (1526, 52090), (2180, 36463), (3052, 26045), (3815, 20836), (5209, 15260), (7630, 10418)]