248500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{71}}^1$

素因数の和:97

約数の個数: 48

約数和(自身を含む): 628992

約数和(自身を除く): 380492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 71, 100, 125, 140, 142, 175, 250, 284, 350, 355, 497, 500, 700, 710, 875, 994, 1420, 1750, 1775, 1988, 2485, 3500, 3550, 4970, 7100, 8875, 9940, 12425, 17750, 24850, 35500, 49700, 62125, 124250, 248500]

約数ペア:

[(1, 248500), (2, 124250), (4, 62125), (5, 49700), (7, 35500), (10, 24850), (14, 17750), (20, 12425), (25, 9940), (28, 8875), (35, 7100), (50, 4970), (70, 3550), (71, 3500), (100, 2485), (125, 1988), (140, 1775), (142, 1750), (175, 1420), (250, 994), (284, 875), (350, 710), (355, 700), (497, 500)]