81902200

素因数分解:

$2^3\times 5^2\times {\mathrm{47}}^1\times {\mathrm{8713}}^1$

素因数の和:8776

約数の個数: 48

約数和(自身を含む): 194496480

約数和(自身を除く): 112594280

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 47, 50, 94, 100, 188, 200, 235, 376, 470, 940, 1175, 1880, 2350, 4700, 8713, 9400, 17426, 34852, 43565, 69704, 87130, 174260, 217825, 348520, 409511, 435650, 819022, 871300, 1638044, 1742600, 2047555, 3276088, 4095110, 8190220, 10237775, 16380440, 20475550, 40951100, 81902200]

約数ペア:

[(1, 81902200), (2, 40951100), (4, 20475550), (5, 16380440), (8, 10237775), (10, 8190220), (20, 4095110), (25, 3276088), (40, 2047555), (47, 1742600), (50, 1638044), (94, 871300), (100, 819022), (188, 435650), (200, 409511), (235, 348520), (376, 217825), (470, 174260), (940, 87130), (1175, 69704), (1880, 43565), (2350, 34852), (4700, 17426), (8713, 9400)]