51540450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{26431}}^1$

素因数の和:26459

約数の個数: 48

約数和(自身を含む): 137657856

約数和(自身を除く): 86117406

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 26431, 52862, 79293, 132155, 158586, 264310, 343603, 396465, 660775, 687206, 792930, 1030809, 1321550, 1718015, 1982325, 2061618, 3436030, 3964650, 5154045, 8590075, 10308090, 17180150, 25770225, 51540450]

約数ペア:

[(1, 51540450), (2, 25770225), (3, 17180150), (5, 10308090), (6, 8590075), (10, 5154045), (13, 3964650), (15, 3436030), (25, 2061618), (26, 1982325), (30, 1718015), (39, 1321550), (50, 1030809), (65, 792930), (75, 687206), (78, 660775), (130, 396465), (150, 343603), (195, 264310), (325, 158586), (390, 132155), (650, 79293), (975, 52862), (1950, 26431)]