82140520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{26669}}^1$

素因数の和:26698

約数の個数: 64

約数和(自身を含む): 230428800

約数和(自身を除く): 148288280

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 26669, 53338, 106676, 133345, 186683, 213352, 266690, 293359, 373366, 533380, 586718, 746732, 933415, 1066760, 1173436, 1466795, 1493464, 1866830, 2053513, 2346872, 2933590, 3733660, 4107026, 5867180, 7467320, 8214052, 10267565, 11734360, 16428104, 20535130, 41070260, 82140520]

約数ペア:

[(1, 82140520), (2, 41070260), (4, 20535130), (5, 16428104), (7, 11734360), (8, 10267565), (10, 8214052), (11, 7467320), (14, 5867180), (20, 4107026), (22, 3733660), (28, 2933590), (35, 2346872), (40, 2053513), (44, 1866830), (55, 1493464), (56, 1466795), (70, 1173436), (77, 1066760), (88, 933415), (110, 746732), (140, 586718), (154, 533380), (220, 373366), (280, 293359), (308, 266690), (385, 213352), (440, 186683), (616, 133345), (770, 106676), (1540, 53338), (3080, 26669)]