851567680

素因数分解:

$2^6\times 5^1\times {\mathrm{389}}^1\times {\mathrm{6841}}^1$

素因数の和:7247

約数の個数: 56

約数和(自身を含む): 2033305560

約数和(自身を除く): 1181737880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 389, 778, 1556, 1945, 3112, 3890, 6224, 6841, 7780, 12448, 13682, 15560, 24896, 27364, 31120, 34205, 54728, 62240, 68410, 109456, 124480, 136820, 218912, 273640, 437824, 547280, 1094560, 2189120, 2661149, 5322298, 10644596, 13305745, 21289192, 26611490, 42578384, 53222980, 85156768, 106445960, 170313536, 212891920, 425783840, 851567680]

約数ペア:

[(1, 851567680), (2, 425783840), (4, 212891920), (5, 170313536), (8, 106445960), (10, 85156768), (16, 53222980), (20, 42578384), (32, 26611490), (40, 21289192), (64, 13305745), (80, 10644596), (160, 5322298), (320, 2661149), (389, 2189120), (778, 1094560), (1556, 547280), (1945, 437824), (3112, 273640), (3890, 218912), (6224, 136820), (6841, 124480), (7780, 109456), (12448, 68410), (13682, 62240), (15560, 54728), (24896, 34205), (27364, 31120)]