51649000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1$

素因数の和:200

約数の個数: 128

約数和(自身を含む): 135626400

約数和(自身を除く): 83977400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 29, 40, 50, 52, 58, 65, 100, 104, 116, 125, 130, 137, 145, 200, 232, 250, 260, 274, 290, 325, 377, 500, 520, 548, 580, 650, 685, 725, 754, 1000, 1096, 1160, 1300, 1370, 1450, 1508, 1625, 1781, 1885, 2600, 2740, 2900, 3016, 3250, 3425, 3562, 3625, 3770, 3973, 5480, 5800, 6500, 6850, 7124, 7250, 7540, 7946, 8905, 9425, 13000, 13700, 14248, 14500, 15080, 15892, 17125, 17810, 18850, 19865, 27400, 29000, 31784, 34250, 35620, 37700, 39730, 44525, 47125, 51649, 68500, 71240, 75400, 79460, 89050, 94250, 99325, 103298, 137000, 158920, 178100, 188500, 198650, 206596, 222625, 258245, 356200, 377000, 397300, 413192, 445250, 496625, 516490, 794600, 890500, 993250, 1032980, 1291225, 1781000, 1986500, 2065960, 2582450, 3973000, 5164900, 6456125, 10329800, 12912250, 25824500, 51649000]

約数ペア:

[(1, 51649000), (2, 25824500), (4, 12912250), (5, 10329800), (8, 6456125), (10, 5164900), (13, 3973000), (20, 2582450), (25, 2065960), (26, 1986500), (29, 1781000), (40, 1291225), (50, 1032980), (52, 993250), (58, 890500), (65, 794600), (100, 516490), (104, 496625), (116, 445250), (125, 413192), (130, 397300), (137, 377000), (145, 356200), (200, 258245), (232, 222625), (250, 206596), (260, 198650), (274, 188500), (290, 178100), (325, 158920), (377, 137000), (500, 103298), (520, 99325), (548, 94250), (580, 89050), (650, 79460), (685, 75400), (725, 71240), (754, 68500), (1000, 51649), (1096, 47125), (1160, 44525), (1300, 39730), (1370, 37700), (1450, 35620), (1508, 34250), (1625, 31784), (1781, 29000), (1885, 27400), (2600, 19865), (2740, 18850), (2900, 17810), (3016, 17125), (3250, 15892), (3425, 15080), (3562, 14500), (3625, 14248), (3770, 13700), (3973, 13000), (5480, 9425), (5800, 8905), (6500, 7946), (6850, 7540), (7124, 7250)]