31209200

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1$

素因数の和:243

約数の個数: 120

約数和(自身を含む): 84275856

約数和(自身を除く): 53066656

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 41, 44, 50, 55, 80, 82, 88, 100, 110, 164, 173, 176, 200, 205, 220, 275, 328, 346, 400, 410, 440, 451, 550, 656, 692, 820, 865, 880, 902, 1025, 1100, 1384, 1640, 1730, 1804, 1903, 2050, 2200, 2255, 2768, 3280, 3460, 3608, 3806, 4100, 4325, 4400, 4510, 6920, 7093, 7216, 7612, 8200, 8650, 9020, 9515, 11275, 13840, 14186, 15224, 16400, 17300, 18040, 19030, 22550, 28372, 30448, 34600, 35465, 36080, 38060, 45100, 47575, 56744, 69200, 70930, 76120, 78023, 90200, 95150, 113488, 141860, 152240, 156046, 177325, 180400, 190300, 283720, 312092, 354650, 380600, 390115, 567440, 624184, 709300, 761200, 780230, 1248368, 1418600, 1560460, 1950575, 2837200, 3120920, 3901150, 6241840, 7802300, 15604600, 31209200]

約数ペア:

[(1, 31209200), (2, 15604600), (4, 7802300), (5, 6241840), (8, 3901150), (10, 3120920), (11, 2837200), (16, 1950575), (20, 1560460), (22, 1418600), (25, 1248368), (40, 780230), (41, 761200), (44, 709300), (50, 624184), (55, 567440), (80, 390115), (82, 380600), (88, 354650), (100, 312092), (110, 283720), (164, 190300), (173, 180400), (176, 177325), (200, 156046), (205, 152240), (220, 141860), (275, 113488), (328, 95150), (346, 90200), (400, 78023), (410, 76120), (440, 70930), (451, 69200), (550, 56744), (656, 47575), (692, 45100), (820, 38060), (865, 36080), (880, 35465), (902, 34600), (1025, 30448), (1100, 28372), (1384, 22550), (1640, 19030), (1730, 18040), (1804, 17300), (1903, 16400), (2050, 15224), (2200, 14186), (2255, 13840), (2768, 11275), (3280, 9515), (3460, 9020), (3608, 8650), (3806, 8200), (4100, 7612), (4325, 7216), (4400, 7093), (4510, 6920)]