8539550

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:221

約数の個数: 48

約数和(自身を含む): 17074800

約数和(自身を除く): 8535250

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 89, 95, 101, 178, 190, 202, 445, 475, 505, 890, 950, 1010, 1691, 1919, 2225, 2525, 3382, 3838, 4450, 5050, 8455, 8989, 9595, 16910, 17978, 19190, 42275, 44945, 47975, 84550, 89890, 95950, 170791, 224725, 341582, 449450, 853955, 1707910, 4269775, 8539550]

約数ペア:

[(1, 8539550), (2, 4269775), (5, 1707910), (10, 853955), (19, 449450), (25, 341582), (38, 224725), (50, 170791), (89, 95950), (95, 89890), (101, 84550), (178, 47975), (190, 44945), (202, 42275), (445, 19190), (475, 17978), (505, 16910), (890, 9595), (950, 8989), (1010, 8455), (1691, 5050), (1919, 4450), (2225, 3838), (2525, 3382)]