257750080

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{115067}}^1$

素因数の和:115091

約数の個数: 56

約数和(自身を含む): 701454528

約数和(自身を除く): 443704448

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 115067, 230134, 460268, 575335, 805469, 920536, 1150670, 1610938, 1841072, 2301340, 3221876, 3682144, 4027345, 4602680, 6443752, 7364288, 8054690, 9205360, 12887504, 16109380, 18410720, 25775008, 32218760, 36821440, 51550016, 64437520, 128875040, 257750080]

約数ペア:

[(1, 257750080), (2, 128875040), (4, 64437520), (5, 51550016), (7, 36821440), (8, 32218760), (10, 25775008), (14, 18410720), (16, 16109380), (20, 12887504), (28, 9205360), (32, 8054690), (35, 7364288), (40, 6443752), (56, 4602680), (64, 4027345), (70, 3682144), (80, 3221876), (112, 2301340), (140, 1841072), (160, 1610938), (224, 1150670), (280, 920536), (320, 805469), (448, 575335), (560, 460268), (1120, 230134), (2240, 115067)]