65485000

素因数分解:

$2^3\times 5^4\times 7^1\times {\mathrm{1871}}^1$

素因数の和:1904

約数の個数: 80

約数和(自身を含む): 175443840

約数和(自身を除く): 109958840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 125, 140, 175, 200, 250, 280, 350, 500, 625, 700, 875, 1000, 1250, 1400, 1750, 1871, 2500, 3500, 3742, 4375, 5000, 7000, 7484, 8750, 9355, 13097, 14968, 17500, 18710, 26194, 35000, 37420, 46775, 52388, 65485, 74840, 93550, 104776, 130970, 187100, 233875, 261940, 327425, 374200, 467750, 523880, 654850, 935500, 1169375, 1309700, 1637125, 1871000, 2338750, 2619400, 3274250, 4677500, 6548500, 8185625, 9355000, 13097000, 16371250, 32742500, 65485000]

約数ペア:

[(1, 65485000), (2, 32742500), (4, 16371250), (5, 13097000), (7, 9355000), (8, 8185625), (10, 6548500), (14, 4677500), (20, 3274250), (25, 2619400), (28, 2338750), (35, 1871000), (40, 1637125), (50, 1309700), (56, 1169375), (70, 935500), (100, 654850), (125, 523880), (140, 467750), (175, 374200), (200, 327425), (250, 261940), (280, 233875), (350, 187100), (500, 130970), (625, 104776), (700, 93550), (875, 74840), (1000, 65485), (1250, 52388), (1400, 46775), (1750, 37420), (1871, 35000), (2500, 26194), (3500, 18710), (3742, 17500), (4375, 14968), (5000, 13097), (7000, 9355), (7484, 8750)]