105127720

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1\times {\mathrm{281}}^1$

素因数の和:538

約数の個数: 64

約数和(自身を含む): 243648000

約数和(自身を除く): 138520280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 199, 235, 281, 376, 398, 470, 562, 796, 940, 995, 1124, 1405, 1592, 1880, 1990, 2248, 2810, 3980, 5620, 7960, 9353, 11240, 13207, 18706, 26414, 37412, 46765, 52828, 55919, 66035, 74824, 93530, 105656, 111838, 132070, 187060, 223676, 264140, 279595, 374120, 447352, 528280, 559190, 1118380, 2236760, 2628193, 5256386, 10512772, 13140965, 21025544, 26281930, 52563860, 105127720]

約数ペア:

[(1, 105127720), (2, 52563860), (4, 26281930), (5, 21025544), (8, 13140965), (10, 10512772), (20, 5256386), (40, 2628193), (47, 2236760), (94, 1118380), (188, 559190), (199, 528280), (235, 447352), (281, 374120), (376, 279595), (398, 264140), (470, 223676), (562, 187060), (796, 132070), (940, 111838), (995, 105656), (1124, 93530), (1405, 74824), (1592, 66035), (1880, 55919), (1990, 52828), (2248, 46765), (2810, 37412), (3980, 26414), (5620, 18706), (7960, 13207), (9353, 11240)]