3725000

素因数分解:

$2^3\times 5^5\times {\mathrm{149}}^1$

素因数の和:180

約数の個数: 48

約数和(自身を含む): 8788500

約数和(自身を除く): 5063500

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 149, 200, 250, 298, 500, 596, 625, 745, 1000, 1192, 1250, 1490, 2500, 2980, 3125, 3725, 5000, 5960, 6250, 7450, 12500, 14900, 18625, 25000, 29800, 37250, 74500, 93125, 149000, 186250, 372500, 465625, 745000, 931250, 1862500, 3725000]

約数ペア:

[(1, 3725000), (2, 1862500), (4, 931250), (5, 745000), (8, 465625), (10, 372500), (20, 186250), (25, 149000), (40, 93125), (50, 74500), (100, 37250), (125, 29800), (149, 25000), (200, 18625), (250, 14900), (298, 12500), (500, 7450), (596, 6250), (625, 5960), (745, 5000), (1000, 3725), (1192, 3125), (1250, 2980), (1490, 2500)]