80995405

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{487}}^1$

素因数の和:589

約数の個数: 32

約数和(自身を含む): 106813440

約数和(自身を除く): 25818035

約数列:

[1, 5, 29, 31, 37, 145, 155, 185, 487, 899, 1073, 1147, 2435, 4495, 5365, 5735, 14123, 15097, 18019, 33263, 70615, 75485, 90095, 166315, 437813, 522551, 558589, 2189065, 2612755, 2792945, 16199081, 80995405]

約数ペア:

[(1, 80995405), (5, 16199081), (29, 2792945), (31, 2612755), (37, 2189065), (145, 558589), (155, 522551), (185, 437813), (487, 166315), (899, 90095), (1073, 75485), (1147, 70615), (2435, 33263), (4495, 18019), (5365, 15097), (5735, 14123)]