80217200

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{28649}}^1$

素因数の和:28674

約数の個数: 60

約数和(自身を含む): 220261200

約数和(自身を除く): 140044000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 140, 175, 200, 280, 350, 400, 560, 700, 1400, 2800, 28649, 57298, 114596, 143245, 200543, 229192, 286490, 401086, 458384, 572980, 716225, 802172, 1002715, 1145960, 1432450, 1604344, 2005430, 2291920, 2864900, 3208688, 4010860, 5013575, 5729800, 8021720, 10027150, 11459600, 16043440, 20054300, 40108600, 80217200]

約数ペア:

[(1, 80217200), (2, 40108600), (4, 20054300), (5, 16043440), (7, 11459600), (8, 10027150), (10, 8021720), (14, 5729800), (16, 5013575), (20, 4010860), (25, 3208688), (28, 2864900), (35, 2291920), (40, 2005430), (50, 1604344), (56, 1432450), (70, 1145960), (80, 1002715), (100, 802172), (112, 716225), (140, 572980), (175, 458384), (200, 401086), (280, 286490), (350, 229192), (400, 200543), (560, 143245), (700, 114596), (1400, 57298), (2800, 28649)]