74144470

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1\times {\mathrm{641}}^1$

素因数の和:960

約数の個数: 32

約数和(自身を含む): 137285280

約数和(自身を除く): 63140810

約数列:

[1, 2, 5, 10, 43, 86, 215, 269, 430, 538, 641, 1282, 1345, 2690, 3205, 6410, 11567, 23134, 27563, 55126, 57835, 115670, 137815, 172429, 275630, 344858, 862145, 1724290, 7414447, 14828894, 37072235, 74144470]

約数ペア:

[(1, 74144470), (2, 37072235), (5, 14828894), (10, 7414447), (43, 1724290), (86, 862145), (215, 344858), (269, 275630), (430, 172429), (538, 137815), (641, 115670), (1282, 57835), (1345, 55126), (2690, 27563), (3205, 23134), (6410, 11567)]