25301080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{829}}^1$

素因数の和:956

約数の個数: 64

約数和(自身を含む): 65736000

約数和(自身を除く): 40434920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 109, 140, 218, 280, 436, 545, 763, 829, 872, 1090, 1526, 1658, 2180, 3052, 3316, 3815, 4145, 4360, 5803, 6104, 6632, 7630, 8290, 11606, 15260, 16580, 23212, 29015, 30520, 33160, 46424, 58030, 90361, 116060, 180722, 232120, 361444, 451805, 632527, 722888, 903610, 1265054, 1807220, 2530108, 3162635, 3614440, 5060216, 6325270, 12650540, 25301080]

約数ペア:

[(1, 25301080), (2, 12650540), (4, 6325270), (5, 5060216), (7, 3614440), (8, 3162635), (10, 2530108), (14, 1807220), (20, 1265054), (28, 903610), (35, 722888), (40, 632527), (56, 451805), (70, 361444), (109, 232120), (140, 180722), (218, 116060), (280, 90361), (436, 58030), (545, 46424), (763, 33160), (829, 30520), (872, 29015), (1090, 23212), (1526, 16580), (1658, 15260), (2180, 11606), (3052, 8290), (3316, 7630), (3815, 6632), (4145, 6104), (4360, 5803)]