22499000

素因数分解:

$2^3\times 5^3\times {\mathrm{149}}^1\times {\mathrm{151}}^1$

素因数の和:321

約数の個数: 64

約数和(自身を含む): 53352000

約数和(自身を除く): 30853000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 149, 151, 200, 250, 298, 302, 500, 596, 604, 745, 755, 1000, 1192, 1208, 1490, 1510, 2980, 3020, 3725, 3775, 5960, 6040, 7450, 7550, 14900, 15100, 18625, 18875, 22499, 29800, 30200, 37250, 37750, 44998, 74500, 75500, 89996, 112495, 149000, 151000, 179992, 224990, 449980, 562475, 899960, 1124950, 2249900, 2812375, 4499800, 5624750, 11249500, 22499000]

約数ペア:

[(1, 22499000), (2, 11249500), (4, 5624750), (5, 4499800), (8, 2812375), (10, 2249900), (20, 1124950), (25, 899960), (40, 562475), (50, 449980), (100, 224990), (125, 179992), (149, 151000), (151, 149000), (200, 112495), (250, 89996), (298, 75500), (302, 74500), (500, 44998), (596, 37750), (604, 37250), (745, 30200), (755, 29800), (1000, 22499), (1192, 18875), (1208, 18625), (1490, 15100), (1510, 14900), (2980, 7550), (3020, 7450), (3725, 6040), (3775, 5960)]