20161175560

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{199}}^1\times {\mathrm{42929}}^1$

素因数の和:43198

約数の個数: 64

約数和(自身を含む): 46364400000

約数和(自身を除く): 26203224440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 199, 236, 295, 398, 472, 590, 796, 995, 1180, 1592, 1990, 2360, 3980, 7960, 11741, 23482, 42929, 46964, 58705, 85858, 93928, 117410, 171716, 214645, 234820, 343432, 429290, 469640, 858580, 1717160, 2532811, 5065622, 8542871, 10131244, 12664055, 17085742, 20262488, 25328110, 34171484, 42714355, 50656220, 68342968, 85428710, 101312440, 170857420, 341714840, 504029389, 1008058778, 2016117556, 2520146945, 4032235112, 5040293890, 10080587780, 20161175560]

約数ペア:

[(1, 20161175560), (2, 10080587780), (4, 5040293890), (5, 4032235112), (8, 2520146945), (10, 2016117556), (20, 1008058778), (40, 504029389), (59, 341714840), (118, 170857420), (199, 101312440), (236, 85428710), (295, 68342968), (398, 50656220), (472, 42714355), (590, 34171484), (796, 25328110), (995, 20262488), (1180, 17085742), (1592, 12664055), (1990, 10131244), (2360, 8542871), (3980, 5065622), (7960, 2532811), (11741, 1717160), (23482, 858580), (42929, 469640), (46964, 429290), (58705, 343432), (85858, 234820), (93928, 214645), (117410, 171716)]