200450180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{1493}}^1$

素因数の和:1653

約数の個数: 72

約数和(自身を含む): 493575768

約数和(自身を除く): 293125588

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 137, 140, 196, 245, 274, 490, 548, 685, 959, 980, 1370, 1493, 1918, 2740, 2986, 3836, 4795, 5972, 6713, 7465, 9590, 10451, 13426, 14930, 19180, 20902, 26852, 29860, 33565, 41804, 52255, 67130, 73157, 104510, 134260, 146314, 204541, 209020, 292628, 365785, 409082, 731570, 818164, 1022705, 1431787, 1463140, 2045410, 2863574, 4090820, 5727148, 7158935, 10022509, 14317870, 20045018, 28635740, 40090036, 50112545, 100225090, 200450180]

約数ペア:

[(1, 200450180), (2, 100225090), (4, 50112545), (5, 40090036), (7, 28635740), (10, 20045018), (14, 14317870), (20, 10022509), (28, 7158935), (35, 5727148), (49, 4090820), (70, 2863574), (98, 2045410), (137, 1463140), (140, 1431787), (196, 1022705), (245, 818164), (274, 731570), (490, 409082), (548, 365785), (685, 292628), (959, 209020), (980, 204541), (1370, 146314), (1493, 134260), (1918, 104510), (2740, 73157), (2986, 67130), (3836, 52255), (4795, 41804), (5972, 33565), (6713, 29860), (7465, 26852), (9590, 20902), (10451, 19180), (13426, 14930)]