71758288

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{33721}}^1$

素因数の和:33755

約数の個数: 40

約数和(自身を含む): 167261120

約数和(自身を除く): 95502832

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 33721, 67442, 134884, 236047, 269768, 472094, 539536, 640699, 944188, 1281398, 1888376, 2562796, 3776752, 4484893, 5125592, 8969786, 10251184, 17939572, 35879144, 71758288]

約数ペア:

[(1, 71758288), (2, 35879144), (4, 17939572), (7, 10251184), (8, 8969786), (14, 5125592), (16, 4484893), (19, 3776752), (28, 2562796), (38, 1888376), (56, 1281398), (76, 944188), (112, 640699), (133, 539536), (152, 472094), (266, 269768), (304, 236047), (532, 134884), (1064, 67442), (2128, 33721)]