80212990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{56093}}^1$

素因数の和:56124

約数の個数: 32

約数和(自身を含む): 169628256

約数和(自身を除く): 89415266

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 56093, 112186, 280465, 560930, 617023, 729209, 1234046, 1458418, 3085115, 3646045, 6170230, 7292090, 8021299, 16042598, 40106495, 80212990]

約数ペア:

[(1, 80212990), (2, 40106495), (5, 16042598), (10, 8021299), (11, 7292090), (13, 6170230), (22, 3646045), (26, 3085115), (55, 1458418), (65, 1234046), (110, 729209), (130, 617023), (143, 560930), (286, 280465), (715, 112186), (1430, 56093)]