12602800

素因数分解:

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

素因数の和:675

約数の個数: 90

約数和(自身を含む): 35276388

約数和(自身を除く): 22673588

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 175, 196, 200, 245, 280, 350, 392, 400, 490, 560, 643, 700, 784, 980, 1225, 1286, 1400, 1960, 2450, 2572, 2800, 3215, 3920, 4501, 4900, 5144, 6430, 9002, 9800, 10288, 12860, 16075, 18004, 19600, 22505, 25720, 31507, 32150, 36008, 45010, 51440, 63014, 64300, 72016, 90020, 112525, 126028, 128600, 157535, 180040, 225050, 252056, 257200, 315070, 360080, 450100, 504112, 630140, 787675, 900200, 1260280, 1575350, 1800400, 2520560, 3150700, 6301400, 12602800]

約数ペア:

[(1, 12602800), (2, 6301400), (4, 3150700), (5, 2520560), (7, 1800400), (8, 1575350), (10, 1260280), (14, 900200), (16, 787675), (20, 630140), (25, 504112), (28, 450100), (35, 360080), (40, 315070), (49, 257200), (50, 252056), (56, 225050), (70, 180040), (80, 157535), (98, 128600), (100, 126028), (112, 112525), (140, 90020), (175, 72016), (196, 64300), (200, 63014), (245, 51440), (280, 45010), (350, 36008), (392, 32150), (400, 31507), (490, 25720), (560, 22505), (643, 19600), (700, 18004), (784, 16075), (980, 12860), (1225, 10288), (1286, 9800), (1400, 9002), (1960, 6430), (2450, 5144), (2572, 4900), (2800, 4501), (3215, 3920)]