80348080

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{23357}}^1$

素因数の和:23413

約数の個数: 40

約数和(自身を含む): 191161872

約数和(自身を除く): 110813792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 23357, 46714, 93428, 116785, 186856, 233570, 373712, 467140, 934280, 1004351, 1868560, 2008702, 4017404, 5021755, 8034808, 10043510, 16069616, 20087020, 40174040, 80348080]

約数ペア:

[(1, 80348080), (2, 40174040), (4, 20087020), (5, 16069616), (8, 10043510), (10, 8034808), (16, 5021755), (20, 4017404), (40, 2008702), (43, 1868560), (80, 1004351), (86, 934280), (172, 467140), (215, 373712), (344, 233570), (430, 186856), (688, 116785), (860, 93428), (1720, 46714), (3440, 23357)]