3151000

素因数分解:

$2^3\times 5^3\times {\mathrm{23}}^1\times {\mathrm{137}}^1$

素因数の和:181

約数の個数: 64

約数和(自身を含む): 7750080

約数和(自身を除く): 4599080

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 46, 50, 92, 100, 115, 125, 137, 184, 200, 230, 250, 274, 460, 500, 548, 575, 685, 920, 1000, 1096, 1150, 1370, 2300, 2740, 2875, 3151, 3425, 4600, 5480, 5750, 6302, 6850, 11500, 12604, 13700, 15755, 17125, 23000, 25208, 27400, 31510, 34250, 63020, 68500, 78775, 126040, 137000, 157550, 315100, 393875, 630200, 787750, 1575500, 3151000]

約数ペア:

[(1, 3151000), (2, 1575500), (4, 787750), (5, 630200), (8, 393875), (10, 315100), (20, 157550), (23, 137000), (25, 126040), (40, 78775), (46, 68500), (50, 63020), (92, 34250), (100, 31510), (115, 27400), (125, 25208), (137, 23000), (184, 17125), (200, 15755), (230, 13700), (250, 12604), (274, 11500), (460, 6850), (500, 6302), (548, 5750), (575, 5480), (685, 4600), (920, 3425), (1000, 3151), (1096, 2875), (1150, 2740), (1370, 2300)]