245131490

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{383}}^1\times {\mathrm{2207}}^1$

素因数の和:2626

約数の個数: 32

約数和(自身を含む): 457850880

約数和(自身を除く): 212719390

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 383, 766, 1915, 2207, 3830, 4414, 11035, 11107, 22070, 22214, 55535, 64003, 111070, 128006, 320015, 640030, 845281, 1690562, 4226405, 8452810, 24513149, 49026298, 122565745, 245131490]

約数ペア:

[(1, 245131490), (2, 122565745), (5, 49026298), (10, 24513149), (29, 8452810), (58, 4226405), (145, 1690562), (290, 845281), (383, 640030), (766, 320015), (1915, 128006), (2207, 111070), (3830, 64003), (4414, 55535), (11035, 22214), (11107, 22070)]