79361200

素因数分解:

$2^4\times 5^2\times {\mathrm{199}}^1\times {\mathrm{997}}^1$

素因数の和:1214

約数の個数: 60

約数和(自身を含む): 191815600

約数和(自身を除く): 112454400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 199, 200, 398, 400, 796, 995, 997, 1592, 1990, 1994, 3184, 3980, 3988, 4975, 4985, 7960, 7976, 9950, 9970, 15920, 15952, 19900, 19940, 24925, 39800, 39880, 49850, 79600, 79760, 99700, 198403, 199400, 396806, 398800, 793612, 992015, 1587224, 1984030, 3174448, 3968060, 4960075, 7936120, 9920150, 15872240, 19840300, 39680600, 79361200]

約数ペア:

[(1, 79361200), (2, 39680600), (4, 19840300), (5, 15872240), (8, 9920150), (10, 7936120), (16, 4960075), (20, 3968060), (25, 3174448), (40, 1984030), (50, 1587224), (80, 992015), (100, 793612), (199, 398800), (200, 396806), (398, 199400), (400, 198403), (796, 99700), (995, 79760), (997, 79600), (1592, 49850), (1990, 39880), (1994, 39800), (3184, 24925), (3980, 19940), (3988, 19900), (4975, 15952), (4985, 15920), (7960, 9970), (7976, 9950)]