81329848

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{4657}}^1$

素因数の和:4759

約数の個数: 32

約数和(自身を含む): 159303600

約数和(自身を除く): 77973752

約数列:

[1, 2, 4, 8, 37, 59, 74, 118, 148, 236, 296, 472, 2183, 4366, 4657, 8732, 9314, 17464, 18628, 37256, 172309, 274763, 344618, 549526, 689236, 1099052, 1378472, 2198104, 10166231, 20332462, 40664924, 81329848]

約数ペア:

[(1, 81329848), (2, 40664924), (4, 20332462), (8, 10166231), (37, 2198104), (59, 1378472), (74, 1099052), (118, 689236), (148, 549526), (236, 344618), (296, 274763), (472, 172309), (2183, 37256), (4366, 18628), (4657, 17464), (8732, 9314)]