31521661520

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{5880907}}^1$

素因数の和:5880987

約数の個数: 40

約数和(自身を含む): 74381724384

約数和(自身を除く): 42860062864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 5360, 5880907, 11761814, 23523628, 29404535, 47047256, 58809070, 94094512, 117618140, 235236280, 394020769, 470472560, 788041538, 1576083076, 1970103845, 3152166152, 3940207690, 6304332304, 7880415380, 15760830760, 31521661520]

約数ペア:

[(1, 31521661520), (2, 15760830760), (4, 7880415380), (5, 6304332304), (8, 3940207690), (10, 3152166152), (16, 1970103845), (20, 1576083076), (40, 788041538), (67, 470472560), (80, 394020769), (134, 235236280), (268, 117618140), (335, 94094512), (536, 58809070), (670, 47047256), (1072, 29404535), (1340, 23523628), (2680, 11761814), (5360, 5880907)]