2000288750

素因数分解:

$2^1\times 5^4\times {\mathrm{197}}^1\times {\mathrm{8123}}^1$

素因数の和:8342

約数の個数: 40

約数和(自身を含む): 3768837336

約数和(自身を除く): 1768548586

約数列:

[1, 2, 5, 10, 25, 50, 125, 197, 250, 394, 625, 985, 1250, 1970, 4925, 8123, 9850, 16246, 24625, 40615, 49250, 81230, 123125, 203075, 246250, 406150, 1015375, 1600231, 2030750, 3200462, 5076875, 8001155, 10153750, 16002310, 40005775, 80011550, 200028875, 400057750, 1000144375, 2000288750]

約数ペア:

[(1, 2000288750), (2, 1000144375), (5, 400057750), (10, 200028875), (25, 80011550), (50, 40005775), (125, 16002310), (197, 10153750), (250, 8001155), (394, 5076875), (625, 3200462), (985, 2030750), (1250, 1600231), (1970, 1015375), (4925, 406150), (8123, 246250), (9850, 203075), (16246, 123125), (24625, 81230), (40615, 49250)]