7945000

素因数分解:

$2^3\times 5^4\times 7^1\times {\mathrm{227}}^1$

素因数の和:260

約数の個数: 80

約数和(自身を含む): 21368160

約数和(自身を除く): 13423160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 125, 140, 175, 200, 227, 250, 280, 350, 454, 500, 625, 700, 875, 908, 1000, 1135, 1250, 1400, 1589, 1750, 1816, 2270, 2500, 3178, 3500, 4375, 4540, 5000, 5675, 6356, 7000, 7945, 8750, 9080, 11350, 12712, 15890, 17500, 22700, 28375, 31780, 35000, 39725, 45400, 56750, 63560, 79450, 113500, 141875, 158900, 198625, 227000, 283750, 317800, 397250, 567500, 794500, 993125, 1135000, 1589000, 1986250, 3972500, 7945000]

約数ペア:

[(1, 7945000), (2, 3972500), (4, 1986250), (5, 1589000), (7, 1135000), (8, 993125), (10, 794500), (14, 567500), (20, 397250), (25, 317800), (28, 283750), (35, 227000), (40, 198625), (50, 158900), (56, 141875), (70, 113500), (100, 79450), (125, 63560), (140, 56750), (175, 45400), (200, 39725), (227, 35000), (250, 31780), (280, 28375), (350, 22700), (454, 17500), (500, 15890), (625, 12712), (700, 11350), (875, 9080), (908, 8750), (1000, 7945), (1135, 7000), (1250, 6356), (1400, 5675), (1589, 5000), (1750, 4540), (1816, 4375), (2270, 3500), (2500, 3178)]