28718200

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{281}}^1$

素因数の和:377

約数の個数: 96

約数和(自身を含む): 77628960

約数和(自身を除く): 48910760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 73, 100, 140, 146, 175, 200, 280, 281, 292, 350, 365, 511, 562, 584, 700, 730, 1022, 1124, 1400, 1405, 1460, 1825, 1967, 2044, 2248, 2555, 2810, 2920, 3650, 3934, 4088, 5110, 5620, 7025, 7300, 7868, 9835, 10220, 11240, 12775, 14050, 14600, 15736, 19670, 20440, 20513, 25550, 28100, 39340, 41026, 49175, 51100, 56200, 78680, 82052, 98350, 102200, 102565, 143591, 164104, 196700, 205130, 287182, 393400, 410260, 512825, 574364, 717955, 820520, 1025650, 1148728, 1435910, 2051300, 2871820, 3589775, 4102600, 5743640, 7179550, 14359100, 28718200]

約数ペア:

[(1, 28718200), (2, 14359100), (4, 7179550), (5, 5743640), (7, 4102600), (8, 3589775), (10, 2871820), (14, 2051300), (20, 1435910), (25, 1148728), (28, 1025650), (35, 820520), (40, 717955), (50, 574364), (56, 512825), (70, 410260), (73, 393400), (100, 287182), (140, 205130), (146, 196700), (175, 164104), (200, 143591), (280, 102565), (281, 102200), (292, 98350), (350, 82052), (365, 78680), (511, 56200), (562, 51100), (584, 49175), (700, 41026), (730, 39340), (1022, 28100), (1124, 25550), (1400, 20513), (1405, 20440), (1460, 19670), (1825, 15736), (1967, 14600), (2044, 14050), (2248, 12775), (2555, 11240), (2810, 10220), (2920, 9835), (3650, 7868), (3934, 7300), (4088, 7025), (5110, 5620)]