45010000

素因数分解:

$2^4\times 5^4\times 7^1\times {\mathrm{643}}^1$

素因数の和:678

約数の個数: 100

約数和(自身を含む): 124735072

約数和(自身を除く): 79725072

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, 625, 643, 700, 875, 1000, 1250, 1286, 1400, 1750, 2000, 2500, 2572, 2800, 3215, 3500, 4375, 4501, 5000, 5144, 6430, 7000, 8750, 9002, 10000, 10288, 12860, 14000, 16075, 17500, 18004, 22505, 25720, 32150, 35000, 36008, 45010, 51440, 64300, 70000, 72016, 80375, 90020, 112525, 128600, 160750, 180040, 225050, 257200, 321500, 360080, 401875, 450100, 562625, 643000, 803750, 900200, 1125250, 1286000, 1607500, 1800400, 2250500, 2813125, 3215000, 4501000, 5626250, 6430000, 9002000, 11252500, 22505000, 45010000]

約数ペア:

[(1, 45010000), (2, 22505000), (4, 11252500), (5, 9002000), (7, 6430000), (8, 5626250), (10, 4501000), (14, 3215000), (16, 2813125), (20, 2250500), (25, 1800400), (28, 1607500), (35, 1286000), (40, 1125250), (50, 900200), (56, 803750), (70, 643000), (80, 562625), (100, 450100), (112, 401875), (125, 360080), (140, 321500), (175, 257200), (200, 225050), (250, 180040), (280, 160750), (350, 128600), (400, 112525), (500, 90020), (560, 80375), (625, 72016), (643, 70000), (700, 64300), (875, 51440), (1000, 45010), (1250, 36008), (1286, 35000), (1400, 32150), (1750, 25720), (2000, 22505), (2500, 18004), (2572, 17500), (2800, 16075), (3215, 14000), (3500, 12860), (4375, 10288), (4501, 10000), (5000, 9002), (5144, 8750), (6430, 7000)]