671728750

素因数分解:

$2^1\times 5^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{997}}^1$

素因数の和:1044

約数の個数: 120

約数和(自身を含む): 1599406776

約数和(自身を除く): 927678026

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 49, 50, 55, 70, 77, 98, 110, 125, 154, 175, 245, 250, 275, 350, 385, 490, 539, 550, 625, 770, 875, 997, 1078, 1225, 1250, 1375, 1750, 1925, 1994, 2450, 2695, 2750, 3850, 4375, 4985, 5390, 6125, 6875, 6979, 8750, 9625, 9970, 10967, 12250, 13475, 13750, 13958, 19250, 21934, 24925, 26950, 30625, 34895, 48125, 48853, 49850, 54835, 61250, 67375, 69790, 76769, 96250, 97706, 109670, 124625, 134750, 153538, 174475, 244265, 249250, 274175, 336875, 348950, 383845, 488530, 537383, 548350, 623125, 673750, 767690, 872375, 1074766, 1221325, 1246250, 1370875, 1744750, 1919225, 2442650, 2686915, 2741750, 3838450, 4361875, 5373830, 6106625, 6854375, 8723750, 9596125, 12213250, 13434575, 13708750, 19192250, 26869150, 30533125, 47980625, 61066250, 67172875, 95961250, 134345750, 335864375, 671728750]

約数ペア:

[(1, 671728750), (2, 335864375), (5, 134345750), (7, 95961250), (10, 67172875), (11, 61066250), (14, 47980625), (22, 30533125), (25, 26869150), (35, 19192250), (49, 13708750), (50, 13434575), (55, 12213250), (70, 9596125), (77, 8723750), (98, 6854375), (110, 6106625), (125, 5373830), (154, 4361875), (175, 3838450), (245, 2741750), (250, 2686915), (275, 2442650), (350, 1919225), (385, 1744750), (490, 1370875), (539, 1246250), (550, 1221325), (625, 1074766), (770, 872375), (875, 767690), (997, 673750), (1078, 623125), (1225, 548350), (1250, 537383), (1375, 488530), (1750, 383845), (1925, 348950), (1994, 336875), (2450, 274175), (2695, 249250), (2750, 244265), (3850, 174475), (4375, 153538), (4985, 134750), (5390, 124625), (6125, 109670), (6875, 97706), (6979, 96250), (8750, 76769), (9625, 69790), (9970, 67375), (10967, 61250), (12250, 54835), (13475, 49850), (13750, 48853), (13958, 48125), (19250, 34895), (21934, 30625), (24925, 26950)]