1225700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1$

素因数の和:141

約数の個数: 72

約数和(自身を含む): 3249792

約数和(自身を除く): 2024092

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 25, 28, 34, 35, 50, 68, 70, 85, 100, 103, 119, 140, 170, 175, 206, 238, 340, 350, 412, 425, 476, 515, 595, 700, 721, 850, 1030, 1190, 1442, 1700, 1751, 2060, 2380, 2575, 2884, 2975, 3502, 3605, 5150, 5950, 7004, 7210, 8755, 10300, 11900, 12257, 14420, 17510, 18025, 24514, 35020, 36050, 43775, 49028, 61285, 72100, 87550, 122570, 175100, 245140, 306425, 612850, 1225700]

約数ペア:

[(1, 1225700), (2, 612850), (4, 306425), (5, 245140), (7, 175100), (10, 122570), (14, 87550), (17, 72100), (20, 61285), (25, 49028), (28, 43775), (34, 36050), (35, 35020), (50, 24514), (68, 18025), (70, 17510), (85, 14420), (100, 12257), (103, 11900), (119, 10300), (140, 8755), (170, 7210), (175, 7004), (206, 5950), (238, 5150), (340, 3605), (350, 3502), (412, 2975), (425, 2884), (476, 2575), (515, 2380), (595, 2060), (700, 1751), (721, 1700), (850, 1442), (1030, 1190)]