61286000

素因数分解:

$2^4\times 5^3\times {\mathrm{30643}}^1$

素因数の和:30666

約数の個数: 40

約数和(自身を含む): 148194384

約数和(自身を除く): 86908384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 30643, 61286, 122572, 153215, 245144, 306430, 490288, 612860, 766075, 1225720, 1532150, 2451440, 3064300, 3830375, 6128600, 7660750, 12257200, 15321500, 30643000, 61286000]

約数ペア:

[(1, 61286000), (2, 30643000), (4, 15321500), (5, 12257200), (8, 7660750), (10, 6128600), (16, 3830375), (20, 3064300), (25, 2451440), (40, 1532150), (50, 1225720), (80, 766075), (100, 612860), (125, 490288), (200, 306430), (250, 245144), (400, 153215), (500, 122572), (1000, 61286), (2000, 30643)]