51647730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{40037}}^1$

素因数の和:40090

約数の個数: 32

約数和(自身を含む): 126840384

約数和(自身を除く): 75192654

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 40037, 80074, 120111, 200185, 240222, 400370, 600555, 1201110, 1721591, 3443182, 5164773, 8607955, 10329546, 17215910, 25823865, 51647730]

約数ペア:

[(1, 51647730), (2, 25823865), (3, 17215910), (5, 10329546), (6, 8607955), (10, 5164773), (15, 3443182), (30, 1721591), (43, 1201110), (86, 600555), (129, 400370), (215, 240222), (258, 200185), (430, 120111), (645, 80074), (1290, 40037)]