65518000

素因数分解:

$2^4\times 5^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:128

約数の個数: 160

約数和(自身を含む): 175488768

約数和(自身を除く): 109970768

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 41, 47, 50, 68, 80, 82, 85, 94, 100, 125, 136, 164, 170, 188, 200, 205, 235, 250, 272, 328, 340, 376, 400, 410, 425, 470, 500, 656, 680, 697, 752, 799, 820, 850, 940, 1000, 1025, 1175, 1360, 1394, 1598, 1640, 1700, 1880, 1927, 2000, 2050, 2125, 2350, 2788, 3196, 3280, 3400, 3485, 3760, 3854, 3995, 4100, 4250, 4700, 5125, 5576, 5875, 6392, 6800, 6970, 7708, 7990, 8200, 8500, 9400, 9635, 10250, 11152, 11750, 12784, 13940, 15416, 15980, 16400, 17000, 17425, 18800, 19270, 19975, 20500, 23500, 27880, 30832, 31960, 32759, 34000, 34850, 38540, 39950, 41000, 47000, 48175, 55760, 63920, 65518, 69700, 77080, 79900, 82000, 87125, 94000, 96350, 99875, 131036, 139400, 154160, 159800, 163795, 174250, 192700, 199750, 240875, 262072, 278800, 319600, 327590, 348500, 385400, 399500, 481750, 524144, 655180, 697000, 770800, 799000, 818975, 963500, 1310360, 1394000, 1598000, 1637950, 1927000, 2620720, 3275900, 3854000, 4094875, 6551800, 8189750, 13103600, 16379500, 32759000, 65518000]

約数ペア:

[(1, 65518000), (2, 32759000), (4, 16379500), (5, 13103600), (8, 8189750), (10, 6551800), (16, 4094875), (17, 3854000), (20, 3275900), (25, 2620720), (34, 1927000), (40, 1637950), (41, 1598000), (47, 1394000), (50, 1310360), (68, 963500), (80, 818975), (82, 799000), (85, 770800), (94, 697000), (100, 655180), (125, 524144), (136, 481750), (164, 399500), (170, 385400), (188, 348500), (200, 327590), (205, 319600), (235, 278800), (250, 262072), (272, 240875), (328, 199750), (340, 192700), (376, 174250), (400, 163795), (410, 159800), (425, 154160), (470, 139400), (500, 131036), (656, 99875), (680, 96350), (697, 94000), (752, 87125), (799, 82000), (820, 79900), (850, 77080), (940, 69700), (1000, 65518), (1025, 63920), (1175, 55760), (1360, 48175), (1394, 47000), (1598, 41000), (1640, 39950), (1700, 38540), (1880, 34850), (1927, 34000), (2000, 32759), (2050, 31960), (2125, 30832), (2350, 27880), (2788, 23500), (3196, 20500), (3280, 19975), (3400, 19270), (3485, 18800), (3760, 17425), (3854, 17000), (3995, 16400), (4100, 15980), (4250, 15416), (4700, 13940), (5125, 12784), (5576, 11750), (5875, 11152), (6392, 10250), (6800, 9635), (6970, 9400), (7708, 8500), (7990, 8200)]