261800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1$

素因数の和:51

約数の個数: 96

約数和(自身を含む): 803520

約数和(自身を除く): 541720

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 17, 20, 22, 25, 28, 34, 35, 40, 44, 50, 55, 56, 68, 70, 77, 85, 88, 100, 110, 119, 136, 140, 154, 170, 175, 187, 200, 220, 238, 275, 280, 308, 340, 350, 374, 385, 425, 440, 476, 550, 595, 616, 680, 700, 748, 770, 850, 935, 952, 1100, 1190, 1309, 1400, 1496, 1540, 1700, 1870, 1925, 2200, 2380, 2618, 2975, 3080, 3400, 3740, 3850, 4675, 4760, 5236, 5950, 6545, 7480, 7700, 9350, 10472, 11900, 13090, 15400, 18700, 23800, 26180, 32725, 37400, 52360, 65450, 130900, 261800]

約数ペア:

[(1, 261800), (2, 130900), (4, 65450), (5, 52360), (7, 37400), (8, 32725), (10, 26180), (11, 23800), (14, 18700), (17, 15400), (20, 13090), (22, 11900), (25, 10472), (28, 9350), (34, 7700), (35, 7480), (40, 6545), (44, 5950), (50, 5236), (55, 4760), (56, 4675), (68, 3850), (70, 3740), (77, 3400), (85, 3080), (88, 2975), (100, 2618), (110, 2380), (119, 2200), (136, 1925), (140, 1870), (154, 1700), (170, 1540), (175, 1496), (187, 1400), (200, 1309), (220, 1190), (238, 1100), (275, 952), (280, 935), (308, 850), (340, 770), (350, 748), (374, 700), (385, 680), (425, 616), (440, 595), (476, 550)]