85802500

素因数分解:

$2^2\times 5^4\times 7^1\times {\mathrm{4903}}^1$

素因数の和:4934

約数の個数: 60

約数和(自身を含む): 214481344

約数和(自身を除く): 128678844

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 125, 140, 175, 250, 350, 500, 625, 700, 875, 1250, 1750, 2500, 3500, 4375, 4903, 8750, 9806, 17500, 19612, 24515, 34321, 49030, 68642, 98060, 122575, 137284, 171605, 245150, 343210, 490300, 612875, 686420, 858025, 1225750, 1716050, 2451500, 3064375, 3432100, 4290125, 6128750, 8580250, 12257500, 17160500, 21450625, 42901250, 85802500]

約数ペア:

[(1, 85802500), (2, 42901250), (4, 21450625), (5, 17160500), (7, 12257500), (10, 8580250), (14, 6128750), (20, 4290125), (25, 3432100), (28, 3064375), (35, 2451500), (50, 1716050), (70, 1225750), (100, 858025), (125, 686420), (140, 612875), (175, 490300), (250, 343210), (350, 245150), (500, 171605), (625, 137284), (700, 122575), (875, 98060), (1250, 68642), (1750, 49030), (2500, 34321), (3500, 24515), (4375, 19612), (4903, 17500), (8750, 9806)]