258464704

素因数分解:

$2^6\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{887}}^1$

素因数の和:1085

約数の個数: 56

約数和(自身を含む): 534558240

約数和(自身を除く): 276093536

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 116, 157, 232, 314, 464, 628, 887, 928, 1256, 1774, 1856, 2512, 3548, 4553, 5024, 7096, 9106, 10048, 14192, 18212, 25723, 28384, 36424, 51446, 56768, 72848, 102892, 139259, 145696, 205784, 278518, 291392, 411568, 557036, 823136, 1114072, 1646272, 2228144, 4038511, 4456288, 8077022, 8912576, 16154044, 32308088, 64616176, 129232352, 258464704]

約数ペア:

[(1, 258464704), (2, 129232352), (4, 64616176), (8, 32308088), (16, 16154044), (29, 8912576), (32, 8077022), (58, 4456288), (64, 4038511), (116, 2228144), (157, 1646272), (232, 1114072), (314, 823136), (464, 557036), (628, 411568), (887, 291392), (928, 278518), (1256, 205784), (1774, 145696), (1856, 139259), (2512, 102892), (3548, 72848), (4553, 56768), (5024, 51446), (7096, 36424), (9106, 28384), (10048, 25723), (14192, 18212)]