20161176500

素因数分解:

$2^2\times 5^3\times {\mathrm{73}}^1\times {\mathrm{541}}^1\times {\mathrm{1021}}^1$

素因数の和:1654

約数の個数: 96

約数和(自身を含む): 44761490592

約数和(自身を除く): 24600314092

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 73, 100, 125, 146, 250, 292, 365, 500, 541, 730, 1021, 1082, 1460, 1825, 2042, 2164, 2705, 3650, 4084, 5105, 5410, 7300, 9125, 10210, 10820, 13525, 18250, 20420, 25525, 27050, 36500, 39493, 51050, 54100, 67625, 74533, 78986, 102100, 127625, 135250, 149066, 157972, 197465, 255250, 270500, 298132, 372665, 394930, 510500, 552361, 745330, 789860, 987325, 1104722, 1490660, 1863325, 1974650, 2209444, 2761805, 3726650, 3949300, 4936625, 5523610, 7453300, 9316625, 9873250, 11047220, 13809025, 18633250, 19746500, 27618050, 37266500, 40322353, 55236100, 69045125, 80644706, 138090250, 161289412, 201611765, 276180500, 403223530, 806447060, 1008058825, 2016117650, 4032235300, 5040294125, 10080588250, 20161176500]

約数ペア:

[(1, 20161176500), (2, 10080588250), (4, 5040294125), (5, 4032235300), (10, 2016117650), (20, 1008058825), (25, 806447060), (50, 403223530), (73, 276180500), (100, 201611765), (125, 161289412), (146, 138090250), (250, 80644706), (292, 69045125), (365, 55236100), (500, 40322353), (541, 37266500), (730, 27618050), (1021, 19746500), (1082, 18633250), (1460, 13809025), (1825, 11047220), (2042, 9873250), (2164, 9316625), (2705, 7453300), (3650, 5523610), (4084, 4936625), (5105, 3949300), (5410, 3726650), (7300, 2761805), (9125, 2209444), (10210, 1974650), (10820, 1863325), (13525, 1490660), (18250, 1104722), (20420, 987325), (25525, 789860), (27050, 745330), (36500, 552361), (39493, 510500), (51050, 394930), (54100, 372665), (67625, 298132), (74533, 270500), (78986, 255250), (102100, 197465), (127625, 157972), (135250, 149066)]