42687500

素因数分解:

$2^2\times 5^6\times {\mathrm{683}}^1$

素因数の和:717

約数の個数: 42

約数和(自身を含む): 93514428

約数和(自身を除く): 50826928

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 625, 683, 1250, 1366, 2500, 2732, 3125, 3415, 6250, 6830, 12500, 13660, 15625, 17075, 31250, 34150, 62500, 68300, 85375, 170750, 341500, 426875, 853750, 1707500, 2134375, 4268750, 8537500, 10671875, 21343750, 42687500]

約数ペア:

[(1, 42687500), (2, 21343750), (4, 10671875), (5, 8537500), (10, 4268750), (20, 2134375), (25, 1707500), (50, 853750), (100, 426875), (125, 341500), (250, 170750), (500, 85375), (625, 68300), (683, 62500), (1250, 34150), (1366, 31250), (2500, 17075), (2732, 15625), (3125, 13660), (3415, 12500), (6250, 6830)]