208318370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{911}}^1\times {\mathrm{1759}}^1$

素因数の和:2690

約数の個数: 32

約数和(自身を含む): 404490240

約数和(自身を除く): 196171870

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 911, 1759, 1822, 3518, 4555, 8795, 9110, 11843, 17590, 22867, 23686, 45734, 59215, 114335, 118430, 228670, 1602449, 3204898, 8012245, 16024490, 20831837, 41663674, 104159185, 208318370]

約数ペア:

[(1, 208318370), (2, 104159185), (5, 41663674), (10, 20831837), (13, 16024490), (26, 8012245), (65, 3204898), (130, 1602449), (911, 228670), (1759, 118430), (1822, 114335), (3518, 59215), (4555, 45734), (8795, 23686), (9110, 22867), (11843, 17590)]