80520984

素因数分解:

$2^3\times 3^2\times {\mathrm{131}}^1\times {\mathrm{8537}}^1$

素因数の和:8680

約数の個数: 48

約数和(自身を含む): 219768120

約数和(自身を除く): 139247136

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 131, 262, 393, 524, 786, 1048, 1179, 1572, 2358, 3144, 4716, 8537, 9432, 17074, 25611, 34148, 51222, 68296, 76833, 102444, 153666, 204888, 307332, 614664, 1118347, 2236694, 3355041, 4473388, 6710082, 8946776, 10065123, 13420164, 20130246, 26840328, 40260492, 80520984]

約数ペア:

[(1, 80520984), (2, 40260492), (3, 26840328), (4, 20130246), (6, 13420164), (8, 10065123), (9, 8946776), (12, 6710082), (18, 4473388), (24, 3355041), (36, 2236694), (72, 1118347), (131, 614664), (262, 307332), (393, 204888), (524, 153666), (786, 102444), (1048, 76833), (1179, 68296), (1572, 51222), (2358, 34148), (3144, 25611), (4716, 17074), (8537, 9432)]