217260160

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{26113}}^1$

素因数の和:26145

約数の個数: 64

約数和(自身を含む): 559361880

約数和(自身を除く): 342101720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 4160, 8320, 26113, 52226, 104452, 130565, 208904, 261130, 339469, 417808, 522260, 678938, 835616, 1044520, 1357876, 1671232, 1697345, 2089040, 2715752, 3342464, 3394690, 4178080, 5431504, 6789380, 8356160, 10863008, 13578760, 16712320, 21726016, 27157520, 43452032, 54315040, 108630080, 217260160]

約数ペア:

[(1, 217260160), (2, 108630080), (4, 54315040), (5, 43452032), (8, 27157520), (10, 21726016), (13, 16712320), (16, 13578760), (20, 10863008), (26, 8356160), (32, 6789380), (40, 5431504), (52, 4178080), (64, 3394690), (65, 3342464), (80, 2715752), (104, 2089040), (128, 1697345), (130, 1671232), (160, 1357876), (208, 1044520), (260, 835616), (320, 678938), (416, 522260), (520, 417808), (640, 339469), (832, 261130), (1040, 208904), (1664, 130565), (2080, 104452), (4160, 52226), (8320, 26113)]