20136487850

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{17827}}^1$

素因数の和:17928

約数の個数: 96

約数和(自身を含む): 41781700800

約数和(自身を除く): 21645212950

約数列:

[1, 2, 5, 10, 19, 25, 29, 38, 41, 50, 58, 82, 95, 145, 190, 205, 290, 410, 475, 551, 725, 779, 950, 1025, 1102, 1189, 1450, 1558, 2050, 2378, 2755, 3895, 5510, 5945, 7790, 11890, 13775, 17827, 19475, 22591, 27550, 29725, 35654, 38950, 45182, 59450, 89135, 112955, 178270, 225910, 338713, 445675, 516983, 564775, 677426, 730907, 891350, 1033966, 1129550, 1461814, 1693565, 2584915, 3387130, 3654535, 5169830, 7309070, 8467825, 9822677, 12924575, 13887233, 16935650, 18272675, 19645354, 21196303, 25849150, 27774466, 36545350, 42392606, 49113385, 69436165, 98226770, 105981515, 138872330, 211963030, 245566925, 347180825, 402729757, 491133850, 529907575, 694361650, 805459514, 1059815150, 2013648785, 4027297570, 10068243925, 20136487850]

約数ペア:

[(1, 20136487850), (2, 10068243925), (5, 4027297570), (10, 2013648785), (19, 1059815150), (25, 805459514), (29, 694361650), (38, 529907575), (41, 491133850), (50, 402729757), (58, 347180825), (82, 245566925), (95, 211963030), (145, 138872330), (190, 105981515), (205, 98226770), (290, 69436165), (410, 49113385), (475, 42392606), (551, 36545350), (725, 27774466), (779, 25849150), (950, 21196303), (1025, 19645354), (1102, 18272675), (1189, 16935650), (1450, 13887233), (1558, 12924575), (2050, 9822677), (2378, 8467825), (2755, 7309070), (3895, 5169830), (5510, 3654535), (5945, 3387130), (7790, 2584915), (11890, 1693565), (13775, 1461814), (17827, 1129550), (19475, 1033966), (22591, 891350), (27550, 730907), (29725, 677426), (35654, 564775), (38950, 516983), (45182, 445675), (59450, 338713), (89135, 225910), (112955, 178270)]