42865000

素因数分解:

$2^3\times 5^4\times {\mathrm{8573}}^1$

素因数の和:8599

約数の個数: 40

約数和(自身を含む): 100444410

約数和(自身を除く): 57579410

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 2500, 5000, 8573, 17146, 34292, 42865, 68584, 85730, 171460, 214325, 342920, 428650, 857300, 1071625, 1714600, 2143250, 4286500, 5358125, 8573000, 10716250, 21432500, 42865000]

約数ペア:

[(1, 42865000), (2, 21432500), (4, 10716250), (5, 8573000), (8, 5358125), (10, 4286500), (20, 2143250), (25, 1714600), (40, 1071625), (50, 857300), (100, 428650), (125, 342920), (200, 214325), (250, 171460), (500, 85730), (625, 68584), (1000, 42865), (1250, 34292), (2500, 17146), (5000, 8573)]