55445600

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{9901}}^1$

素因数の和:9928

約数の個数: 72

約数和(自身を含む): 154708848

約数和(自身を除く): 99263248

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 140, 160, 175, 200, 224, 280, 350, 400, 560, 700, 800, 1120, 1400, 2800, 5600, 9901, 19802, 39604, 49505, 69307, 79208, 99010, 138614, 158416, 198020, 247525, 277228, 316832, 346535, 396040, 495050, 554456, 693070, 792080, 990100, 1108912, 1386140, 1584160, 1732675, 1980200, 2217824, 2772280, 3465350, 3960400, 5544560, 6930700, 7920800, 11089120, 13861400, 27722800, 55445600]

約数ペア:

[(1, 55445600), (2, 27722800), (4, 13861400), (5, 11089120), (7, 7920800), (8, 6930700), (10, 5544560), (14, 3960400), (16, 3465350), (20, 2772280), (25, 2217824), (28, 1980200), (32, 1732675), (35, 1584160), (40, 1386140), (50, 1108912), (56, 990100), (70, 792080), (80, 693070), (100, 554456), (112, 495050), (140, 396040), (160, 346535), (175, 316832), (200, 277228), (224, 247525), (280, 198020), (350, 158416), (400, 138614), (560, 99010), (700, 79208), (800, 69307), (1120, 49505), (1400, 39604), (2800, 19802), (5600, 9901)]