13805750

素因数分解:

$2^1\times 5^3\times 7^4\times {\mathrm{23}}^1$

素因数の和:68

約数の個数: 80

約数和(自身を含む): 31460832

約数和(自身を除く): 17655082

約数列:

[1, 2, 5, 7, 10, 14, 23, 25, 35, 46, 49, 50, 70, 98, 115, 125, 161, 175, 230, 245, 250, 322, 343, 350, 490, 575, 686, 805, 875, 1127, 1150, 1225, 1610, 1715, 1750, 2254, 2401, 2450, 2875, 3430, 4025, 4802, 5635, 5750, 6125, 7889, 8050, 8575, 11270, 12005, 12250, 15778, 17150, 20125, 24010, 28175, 39445, 40250, 42875, 55223, 56350, 60025, 78890, 85750, 110446, 120050, 140875, 197225, 276115, 281750, 300125, 394450, 552230, 600250, 986125, 1380575, 1972250, 2761150, 6902875, 13805750]

約数ペア:

[(1, 13805750), (2, 6902875), (5, 2761150), (7, 1972250), (10, 1380575), (14, 986125), (23, 600250), (25, 552230), (35, 394450), (46, 300125), (49, 281750), (50, 276115), (70, 197225), (98, 140875), (115, 120050), (125, 110446), (161, 85750), (175, 78890), (230, 60025), (245, 56350), (250, 55223), (322, 42875), (343, 40250), (350, 39445), (490, 28175), (575, 24010), (686, 20125), (805, 17150), (875, 15778), (1127, 12250), (1150, 12005), (1225, 11270), (1610, 8575), (1715, 8050), (1750, 7889), (2254, 6125), (2401, 5750), (2450, 5635), (2875, 4802), (3430, 4025)]