53181100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1$

素因数の和:188

約数の個数: 144

約数和(自身を含む): 144365760

約数和(自身を除く): 91184660

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 25, 28, 34, 35, 41, 50, 68, 70, 82, 85, 100, 109, 119, 140, 164, 170, 175, 205, 218, 238, 287, 340, 350, 410, 425, 436, 476, 545, 574, 595, 697, 700, 763, 820, 850, 1025, 1090, 1148, 1190, 1394, 1435, 1526, 1700, 1853, 2050, 2180, 2380, 2725, 2788, 2870, 2975, 3052, 3485, 3706, 3815, 4100, 4469, 4879, 5450, 5740, 5950, 6970, 7175, 7412, 7630, 8938, 9265, 9758, 10900, 11900, 12971, 13940, 14350, 15260, 17425, 17876, 18530, 19075, 19516, 22345, 24395, 25942, 28700, 31283, 34850, 37060, 38150, 44690, 46325, 48790, 51884, 62566, 64855, 69700, 75973, 76300, 89380, 92650, 97580, 111725, 121975, 125132, 129710, 151946, 156415, 185300, 223450, 243950, 259420, 303892, 312830, 324275, 379865, 446900, 487900, 531811, 625660, 648550, 759730, 782075, 1063622, 1297100, 1519460, 1564150, 1899325, 2127244, 2659055, 3128300, 3798650, 5318110, 7597300, 10636220, 13295275, 26590550, 53181100]

約数ペア:

[(1, 53181100), (2, 26590550), (4, 13295275), (5, 10636220), (7, 7597300), (10, 5318110), (14, 3798650), (17, 3128300), (20, 2659055), (25, 2127244), (28, 1899325), (34, 1564150), (35, 1519460), (41, 1297100), (50, 1063622), (68, 782075), (70, 759730), (82, 648550), (85, 625660), (100, 531811), (109, 487900), (119, 446900), (140, 379865), (164, 324275), (170, 312830), (175, 303892), (205, 259420), (218, 243950), (238, 223450), (287, 185300), (340, 156415), (350, 151946), (410, 129710), (425, 125132), (436, 121975), (476, 111725), (545, 97580), (574, 92650), (595, 89380), (697, 76300), (700, 75973), (763, 69700), (820, 64855), (850, 62566), (1025, 51884), (1090, 48790), (1148, 46325), (1190, 44690), (1394, 38150), (1435, 37060), (1526, 34850), (1700, 31283), (1853, 28700), (2050, 25942), (2180, 24395), (2380, 22345), (2725, 19516), (2788, 19075), (2870, 18530), (2975, 17876), (3052, 17425), (3485, 15260), (3706, 14350), (3815, 13940), (4100, 12971), (4469, 11900), (4879, 10900), (5450, 9758), (5740, 9265), (5950, 8938), (6970, 7630), (7175, 7412)]