71644264

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{401}}^1\times {\mathrm{971}}^1$

素因数の和:1401

約数の個数: 32

約数和(自身を含む): 140667840

約数和(自身を除く): 69023576

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 401, 802, 971, 1604, 1942, 3208, 3884, 7768, 9223, 18446, 22333, 36892, 44666, 73784, 89332, 178664, 389371, 778742, 1557484, 3114968, 8955533, 17911066, 35822132, 71644264]

約数ペア:

[(1, 71644264), (2, 35822132), (4, 17911066), (8, 8955533), (23, 3114968), (46, 1557484), (92, 778742), (184, 389371), (401, 178664), (802, 89332), (971, 73784), (1604, 44666), (1942, 36892), (3208, 22333), (3884, 18446), (7768, 9223)]