81582172

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{167}}^1\times {\mathrm{239}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 167086080

約数和(自身を除く): 85503908

約数列:

[1, 2, 4, 7, 14, 28, 73, 146, 167, 239, 292, 334, 478, 511, 668, 956, 1022, 1169, 1673, 2044, 2338, 3346, 4676, 6692, 12191, 17447, 24382, 34894, 39913, 48764, 69788, 79826, 85337, 122129, 159652, 170674, 244258, 279391, 341348, 488516, 558782, 1117564, 2913649, 5827298, 11654596, 20395543, 40791086, 81582172]

約数ペア:

[(1, 81582172), (2, 40791086), (4, 20395543), (7, 11654596), (14, 5827298), (28, 2913649), (73, 1117564), (146, 558782), (167, 488516), (239, 341348), (292, 279391), (334, 244258), (478, 170674), (511, 159652), (668, 122129), (956, 85337), (1022, 79826), (1169, 69788), (1673, 48764), (2044, 39913), (2338, 34894), (3346, 24382), (4676, 17447), (6692, 12191)]