268161790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{43889}}^1$

素因数の和:43956

約数の個数: 32

約数和(自身を含む): 530893440

約数和(自身を除く): 262731650

約数列:

[1, 2, 5, 10, 13, 26, 47, 65, 94, 130, 235, 470, 611, 1222, 3055, 6110, 43889, 87778, 219445, 438890, 570557, 1141114, 2062783, 2852785, 4125566, 5705570, 10313915, 20627830, 26816179, 53632358, 134080895, 268161790]

約数ペア:

[(1, 268161790), (2, 134080895), (5, 53632358), (10, 26816179), (13, 20627830), (26, 10313915), (47, 5705570), (65, 4125566), (94, 2852785), (130, 2062783), (235, 1141114), (470, 570557), (611, 438890), (1222, 219445), (3055, 87778), (6110, 43889)]