42490000

素因数分解:

$2^4\times 5^4\times 7^1\times {\mathrm{607}}^1$

素因数の和:642

約数の個数: 100

約数和(自身を含む): 117762304

約数和(自身を除く): 75272304

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 125, 140, 175, 200, 250, 280, 350, 400, 500, 560, 607, 625, 700, 875, 1000, 1214, 1250, 1400, 1750, 2000, 2428, 2500, 2800, 3035, 3500, 4249, 4375, 4856, 5000, 6070, 7000, 8498, 8750, 9712, 10000, 12140, 14000, 15175, 16996, 17500, 21245, 24280, 30350, 33992, 35000, 42490, 48560, 60700, 67984, 70000, 75875, 84980, 106225, 121400, 151750, 169960, 212450, 242800, 303500, 339920, 379375, 424900, 531125, 607000, 758750, 849800, 1062250, 1214000, 1517500, 1699600, 2124500, 2655625, 3035000, 4249000, 5311250, 6070000, 8498000, 10622500, 21245000, 42490000]

約数ペア:

[(1, 42490000), (2, 21245000), (4, 10622500), (5, 8498000), (7, 6070000), (8, 5311250), (10, 4249000), (14, 3035000), (16, 2655625), (20, 2124500), (25, 1699600), (28, 1517500), (35, 1214000), (40, 1062250), (50, 849800), (56, 758750), (70, 607000), (80, 531125), (100, 424900), (112, 379375), (125, 339920), (140, 303500), (175, 242800), (200, 212450), (250, 169960), (280, 151750), (350, 121400), (400, 106225), (500, 84980), (560, 75875), (607, 70000), (625, 67984), (700, 60700), (875, 48560), (1000, 42490), (1214, 35000), (1250, 33992), (1400, 30350), (1750, 24280), (2000, 21245), (2428, 17500), (2500, 16996), (2800, 15175), (3035, 14000), (3500, 12140), (4249, 10000), (4375, 9712), (4856, 8750), (5000, 8498), (6070, 7000)]