131528932016

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{227}}^1\times {\mathrm{431}}^1\times {\mathrm{1151}}^1$

素因数の和:1890

約数の個数: 80

約数和(自身を含む): 260294197248

約数和(自身を除く): 128765265232

約数列:

[1, 2, 4, 8, 16, 73, 146, 227, 292, 431, 454, 584, 862, 908, 1151, 1168, 1724, 1816, 2302, 3448, 3632, 4604, 6896, 9208, 16571, 18416, 31463, 33142, 62926, 66284, 84023, 97837, 125852, 132568, 168046, 195674, 251704, 261277, 265136, 336092, 391348, 496081, 503408, 522554, 672184, 782696, 992162, 1045108, 1344368, 1565392, 1984324, 2090216, 3968648, 4180432, 7142101, 7937296, 14284202, 19073221, 28568404, 36213913, 38146442, 57136808, 72427826, 76292884, 112610387, 114273616, 144855652, 152585768, 225220774, 289711304, 305171536, 450441548, 579422608, 900883096, 1801766192, 8220558251, 16441116502, 32882233004, 65764466008, 131528932016]

約数ペア:

[(1, 131528932016), (2, 65764466008), (4, 32882233004), (8, 16441116502), (16, 8220558251), (73, 1801766192), (146, 900883096), (227, 579422608), (292, 450441548), (431, 305171536), (454, 289711304), (584, 225220774), (862, 152585768), (908, 144855652), (1151, 114273616), (1168, 112610387), (1724, 76292884), (1816, 72427826), (2302, 57136808), (3448, 38146442), (3632, 36213913), (4604, 28568404), (6896, 19073221), (9208, 14284202), (16571, 7937296), (18416, 7142101), (31463, 4180432), (33142, 3968648), (62926, 2090216), (66284, 1984324), (84023, 1565392), (97837, 1344368), (125852, 1045108), (132568, 992162), (168046, 782696), (195674, 672184), (251704, 522554), (261277, 503408), (265136, 496081), (336092, 391348)]