25405660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9551}}^1$

素因数の和:9586

約数の個数: 48

約数和(自身を含む): 64189440

約数和(自身を除く): 38783780

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 9551, 19102, 38204, 47755, 66857, 95510, 133714, 181469, 191020, 267428, 334285, 362938, 668570, 725876, 907345, 1270283, 1337140, 1814690, 2540566, 3629380, 5081132, 6351415, 12702830, 25405660]

約数ペア:

[(1, 25405660), (2, 12702830), (4, 6351415), (5, 5081132), (7, 3629380), (10, 2540566), (14, 1814690), (19, 1337140), (20, 1270283), (28, 907345), (35, 725876), (38, 668570), (70, 362938), (76, 334285), (95, 267428), (133, 191020), (140, 181469), (190, 133714), (266, 95510), (380, 66857), (532, 47755), (665, 38204), (1330, 19102), (2660, 9551)]