85147784

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{211}}^1\times {\mathrm{691}}^1$

素因数の和:981

約数の個数: 32

約数和(自身を含む): 162841440

約数和(自身を除く): 77693656

約数列:

[1, 2, 4, 8, 73, 146, 211, 292, 422, 584, 691, 844, 1382, 1688, 2764, 5528, 15403, 30806, 50443, 61612, 100886, 123224, 145801, 201772, 291602, 403544, 583204, 1166408, 10643473, 21286946, 42573892, 85147784]

約数ペア:

[(1, 85147784), (2, 42573892), (4, 21286946), (8, 10643473), (73, 1166408), (146, 583204), (211, 403544), (292, 291602), (422, 201772), (584, 145801), (691, 123224), (844, 100886), (1382, 61612), (1688, 50443), (2764, 30806), (5528, 15403)]