25821800

素因数分解:

$2^3\times 5^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:171

約数の個数: 96

約数和(自身を含む): 63745920

約数和(自身を除く): 37924120

約数列:

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

約数ペア:

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