826680280

素因数分解:

$2^3\times 5^1\times {\mathrm{797}}^1\times {\mathrm{25931}}^1$

素因数の和:26739

約数の個数: 32

約数和(自身を含む): 1862436240

約数和(自身を除く): 1035755960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 797, 1594, 3188, 3985, 6376, 7970, 15940, 25931, 31880, 51862, 103724, 129655, 207448, 259310, 518620, 1037240, 20667007, 41334014, 82668028, 103335035, 165336056, 206670070, 413340140, 826680280]

約数ペア:

[(1, 826680280), (2, 413340140), (4, 206670070), (5, 165336056), (8, 103335035), (10, 82668028), (20, 41334014), (40, 20667007), (797, 1037240), (1594, 518620), (3188, 259310), (3985, 207448), (6376, 129655), (7970, 103724), (15940, 51862), (25931, 31880)]