5131900520

素因数分解:

$2^3\times 5^1\times {\mathrm{2579}}^1\times {\mathrm{49747}}^1$

素因数の和:52337

約数の個数: 32

約数和(自身を含む): 11551485600

約数和(自身を除く): 6419585080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2579, 5158, 10316, 12895, 20632, 25790, 49747, 51580, 99494, 103160, 198988, 248735, 397976, 497470, 994940, 1989880, 128297513, 256595026, 513190052, 641487565, 1026380104, 1282975130, 2565950260, 5131900520]

約数ペア:

[(1, 5131900520), (2, 2565950260), (4, 1282975130), (5, 1026380104), (8, 641487565), (10, 513190052), (20, 256595026), (40, 128297513), (2579, 1989880), (5158, 994940), (10316, 497470), (12895, 397976), (20632, 248735), (25790, 198988), (49747, 103160), (51580, 99494)]