72265216

素因数分解:

$2^9\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:235

約数の個数: 80

約数和(自身を含む): 155168640

約数和(自身を除く): 82903424

約数列:

[1, 2, 4, 8, 16, 29, 31, 32, 58, 62, 64, 116, 124, 128, 157, 232, 248, 256, 314, 464, 496, 512, 628, 899, 928, 992, 1256, 1798, 1856, 1984, 2512, 3596, 3712, 3968, 4553, 4867, 5024, 7192, 7424, 7936, 9106, 9734, 10048, 14384, 14848, 15872, 18212, 19468, 20096, 28768, 36424, 38936, 40192, 57536, 72848, 77872, 80384, 115072, 141143, 145696, 155744, 230144, 282286, 291392, 311488, 460288, 564572, 582784, 622976, 1129144, 1165568, 1245952, 2258288, 2331136, 2491904, 4516576, 9033152, 18066304, 36132608, 72265216]

約数ペア:

[(1, 72265216), (2, 36132608), (4, 18066304), (8, 9033152), (16, 4516576), (29, 2491904), (31, 2331136), (32, 2258288), (58, 1245952), (62, 1165568), (64, 1129144), (116, 622976), (124, 582784), (128, 564572), (157, 460288), (232, 311488), (248, 291392), (256, 282286), (314, 230144), (464, 155744), (496, 145696), (512, 141143), (628, 115072), (899, 80384), (928, 77872), (992, 72848), (1256, 57536), (1798, 40192), (1856, 38936), (1984, 36424), (2512, 28768), (3596, 20096), (3712, 19468), (3968, 18212), (4553, 15872), (4867, 14848), (5024, 14384), (7192, 10048), (7424, 9734), (7936, 9106)]