2784250

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:104

約数の個数: 64

約数和(自身を含む): 6259968

約数和(自身を除く): 3475718

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 37, 43, 50, 70, 74, 86, 125, 175, 185, 215, 250, 259, 301, 350, 370, 430, 518, 602, 875, 925, 1075, 1295, 1505, 1591, 1750, 1850, 2150, 2590, 3010, 3182, 4625, 5375, 6475, 7525, 7955, 9250, 10750, 11137, 12950, 15050, 15910, 22274, 32375, 37625, 39775, 55685, 64750, 75250, 79550, 111370, 198875, 278425, 397750, 556850, 1392125, 2784250]

約数ペア:

[(1, 2784250), (2, 1392125), (5, 556850), (7, 397750), (10, 278425), (14, 198875), (25, 111370), (35, 79550), (37, 75250), (43, 64750), (50, 55685), (70, 39775), (74, 37625), (86, 32375), (125, 22274), (175, 15910), (185, 15050), (215, 12950), (250, 11137), (259, 10750), (301, 9250), (350, 7955), (370, 7525), (430, 6475), (518, 5375), (602, 4625), (875, 3182), (925, 3010), (1075, 2590), (1295, 2150), (1505, 1850), (1591, 1750)]