80521938

素因数分解:

$2^1\times 3^5\times 7^1\times {\mathrm{23669}}^1$

素因数の和:23693

約数の個数: 48

約数和(自身を含む): 206781120

約数和(自身を除く): 126259182

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 243, 378, 486, 567, 1134, 1701, 3402, 23669, 47338, 71007, 142014, 165683, 213021, 331366, 426042, 497049, 639063, 994098, 1278126, 1491147, 1917189, 2982294, 3834378, 4473441, 5751567, 8946882, 11503134, 13420323, 26840646, 40260969, 80521938]

約数ペア:

[(1, 80521938), (2, 40260969), (3, 26840646), (6, 13420323), (7, 11503134), (9, 8946882), (14, 5751567), (18, 4473441), (21, 3834378), (27, 2982294), (42, 1917189), (54, 1491147), (63, 1278126), (81, 994098), (126, 639063), (162, 497049), (189, 426042), (243, 331366), (378, 213021), (486, 165683), (567, 142014), (1134, 71007), (1701, 47338), (3402, 23669)]