8135120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1$

素因数の和:292

約数の個数: 80

約数和(自身を含む): 22022400

約数和(自身を除く): 13887280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 73, 80, 112, 140, 146, 199, 280, 292, 365, 398, 511, 560, 584, 730, 796, 995, 1022, 1168, 1393, 1460, 1592, 1990, 2044, 2555, 2786, 2920, 3184, 3980, 4088, 5110, 5572, 5840, 6965, 7960, 8176, 10220, 11144, 13930, 14527, 15920, 20440, 22288, 27860, 29054, 40880, 55720, 58108, 72635, 101689, 111440, 116216, 145270, 203378, 232432, 290540, 406756, 508445, 581080, 813512, 1016890, 1162160, 1627024, 2033780, 4067560, 8135120]

約数ペア:

[(1, 8135120), (2, 4067560), (4, 2033780), (5, 1627024), (7, 1162160), (8, 1016890), (10, 813512), (14, 581080), (16, 508445), (20, 406756), (28, 290540), (35, 232432), (40, 203378), (56, 145270), (70, 116216), (73, 111440), (80, 101689), (112, 72635), (140, 58108), (146, 55720), (199, 40880), (280, 29054), (292, 27860), (365, 22288), (398, 20440), (511, 15920), (560, 14527), (584, 13930), (730, 11144), (796, 10220), (995, 8176), (1022, 7960), (1168, 6965), (1393, 5840), (1460, 5572), (1592, 5110), (1990, 4088), (2044, 3980), (2555, 3184), (2786, 2920)]