51643600

素因数分解:

$2^4\times 5^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:173

約数の個数: 120

約数和(自身を含む): 131741568

約数和(自身を除く): 80097968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 41, 47, 50, 67, 80, 82, 94, 100, 134, 164, 188, 200, 205, 235, 268, 328, 335, 376, 400, 410, 470, 536, 656, 670, 752, 820, 940, 1025, 1072, 1175, 1340, 1640, 1675, 1880, 1927, 2050, 2350, 2680, 2747, 3149, 3280, 3350, 3760, 3854, 4100, 4700, 5360, 5494, 6298, 6700, 7708, 8200, 9400, 9635, 10988, 12596, 13400, 13735, 15416, 15745, 16400, 18800, 19270, 21976, 25192, 26800, 27470, 30832, 31490, 38540, 43952, 48175, 50384, 54940, 62980, 68675, 77080, 78725, 96350, 109880, 125960, 129109, 137350, 154160, 157450, 192700, 219760, 251920, 258218, 274700, 314900, 385400, 516436, 549400, 629800, 645545, 770800, 1032872, 1098800, 1259600, 1291090, 2065744, 2582180, 3227725, 5164360, 6455450, 10328720, 12910900, 25821800, 51643600]

約数ペア:

[(1, 51643600), (2, 25821800), (4, 12910900), (5, 10328720), (8, 6455450), (10, 5164360), (16, 3227725), (20, 2582180), (25, 2065744), (40, 1291090), (41, 1259600), (47, 1098800), (50, 1032872), (67, 770800), (80, 645545), (82, 629800), (94, 549400), (100, 516436), (134, 385400), (164, 314900), (188, 274700), (200, 258218), (205, 251920), (235, 219760), (268, 192700), (328, 157450), (335, 154160), (376, 137350), (400, 129109), (410, 125960), (470, 109880), (536, 96350), (656, 78725), (670, 77080), (752, 68675), (820, 62980), (940, 54940), (1025, 50384), (1072, 48175), (1175, 43952), (1340, 38540), (1640, 31490), (1675, 30832), (1880, 27470), (1927, 26800), (2050, 25192), (2350, 21976), (2680, 19270), (2747, 18800), (3149, 16400), (3280, 15745), (3350, 15416), (3760, 13735), (3854, 13400), (4100, 12596), (4700, 10988), (5360, 9635), (5494, 9400), (6298, 8200), (6700, 7708)]