81542276

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{373}}^1$

素因数の和:492

約数の個数: 48

約数和(自身を含む): 154818048

約数和(自身を除く): 73275772

約数列:

[1, 2, 4, 31, 41, 43, 62, 82, 86, 124, 164, 172, 373, 746, 1271, 1333, 1492, 1763, 2542, 2666, 3526, 5084, 5332, 7052, 11563, 15293, 16039, 23126, 30586, 32078, 46252, 54653, 61172, 64156, 109306, 218612, 474083, 497209, 657599, 948166, 994418, 1315198, 1896332, 1988836, 2630396, 20385569, 40771138, 81542276]

約数ペア:

[(1, 81542276), (2, 40771138), (4, 20385569), (31, 2630396), (41, 1988836), (43, 1896332), (62, 1315198), (82, 994418), (86, 948166), (124, 657599), (164, 497209), (172, 474083), (373, 218612), (746, 109306), (1271, 64156), (1333, 61172), (1492, 54653), (1763, 46252), (2542, 32078), (2666, 30586), (3526, 23126), (5084, 16039), (5332, 15293), (7052, 11563)]