221600500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{937}}^1$

素因数の和:1010

約数の個数: 96

約数和(自身を含む): 540828288

約数和(自身を除く): 319227788

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 43, 44, 50, 55, 86, 100, 110, 125, 172, 215, 220, 250, 275, 430, 473, 500, 550, 860, 937, 946, 1075, 1100, 1375, 1874, 1892, 2150, 2365, 2750, 3748, 4300, 4685, 4730, 5375, 5500, 9370, 9460, 10307, 10750, 11825, 18740, 20614, 21500, 23425, 23650, 40291, 41228, 46850, 47300, 51535, 59125, 80582, 93700, 103070, 117125, 118250, 161164, 201455, 206140, 234250, 236500, 257675, 402910, 443201, 468500, 515350, 805820, 886402, 1007275, 1030700, 1288375, 1772804, 2014550, 2216005, 2576750, 4029100, 4432010, 5036375, 5153500, 8864020, 10072750, 11080025, 20145500, 22160050, 44320100, 55400125, 110800250, 221600500]

約数ペア:

[(1, 221600500), (2, 110800250), (4, 55400125), (5, 44320100), (10, 22160050), (11, 20145500), (20, 11080025), (22, 10072750), (25, 8864020), (43, 5153500), (44, 5036375), (50, 4432010), (55, 4029100), (86, 2576750), (100, 2216005), (110, 2014550), (125, 1772804), (172, 1288375), (215, 1030700), (220, 1007275), (250, 886402), (275, 805820), (430, 515350), (473, 468500), (500, 443201), (550, 402910), (860, 257675), (937, 236500), (946, 234250), (1075, 206140), (1100, 201455), (1375, 161164), (1874, 118250), (1892, 117125), (2150, 103070), (2365, 93700), (2750, 80582), (3748, 59125), (4300, 51535), (4685, 47300), (4730, 46850), (5375, 41228), (5500, 40291), (9370, 23650), (9460, 23425), (10307, 21500), (10750, 20614), (11825, 18740)]