86579984

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{2063}}^1$

素因数の和:2175

約数の個数: 40

約数和(自身を含む): 174548352

約数和(自身を除く): 87968368

約数列:

[1, 2, 4, 8, 16, 43, 61, 86, 122, 172, 244, 344, 488, 688, 976, 2063, 2623, 4126, 5246, 8252, 10492, 16504, 20984, 33008, 41968, 88709, 125843, 177418, 251686, 354836, 503372, 709672, 1006744, 1419344, 2013488, 5411249, 10822498, 21644996, 43289992, 86579984]

約数ペア:

[(1, 86579984), (2, 43289992), (4, 21644996), (8, 10822498), (16, 5411249), (43, 2013488), (61, 1419344), (86, 1006744), (122, 709672), (172, 503372), (244, 354836), (344, 251686), (488, 177418), (688, 125843), (976, 88709), (2063, 41968), (2623, 33008), (4126, 20984), (5246, 16504), (8252, 10492)]