205124440

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{33961}}^1$

素因数の和:34123

約数の個数: 32

約数和(自身を含む): 464600160

約数和(自身を除く): 259475720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 302, 604, 755, 1208, 1510, 3020, 6040, 33961, 67922, 135844, 169805, 271688, 339610, 679220, 1358440, 5128111, 10256222, 20512444, 25640555, 41024888, 51281110, 102562220, 205124440]

約数ペア:

[(1, 205124440), (2, 102562220), (4, 51281110), (5, 41024888), (8, 25640555), (10, 20512444), (20, 10256222), (40, 5128111), (151, 1358440), (302, 679220), (604, 339610), (755, 271688), (1208, 169805), (1510, 135844), (3020, 67922), (6040, 33961)]