289403104

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^2$

素因数の和:320

約数の個数: 72

約数和(自身を含む): 627528384

約数和(自身を除く): 338125280

約数列:

[1, 2, 4, 8, 16, 17, 31, 32, 34, 62, 68, 124, 131, 136, 248, 262, 272, 496, 524, 527, 544, 992, 1048, 1054, 2096, 2108, 2227, 4061, 4192, 4216, 4454, 8122, 8432, 8908, 16244, 16864, 17161, 17816, 32488, 34322, 35632, 64976, 68644, 69037, 71264, 129952, 137288, 138074, 274576, 276148, 291737, 531991, 549152, 552296, 583474, 1063982, 1104592, 1166948, 2127964, 2209184, 2333896, 4255928, 4667792, 8511856, 9043847, 9335584, 17023712, 18087694, 36175388, 72350776, 144701552, 289403104]

約数ペア:

[(1, 289403104), (2, 144701552), (4, 72350776), (8, 36175388), (16, 18087694), (17, 17023712), (31, 9335584), (32, 9043847), (34, 8511856), (62, 4667792), (68, 4255928), (124, 2333896), (131, 2209184), (136, 2127964), (248, 1166948), (262, 1104592), (272, 1063982), (496, 583474), (524, 552296), (527, 549152), (544, 531991), (992, 291737), (1048, 276148), (1054, 274576), (2096, 138074), (2108, 137288), (2227, 129952), (4061, 71264), (4192, 69037), (4216, 68644), (4454, 64976), (8122, 35632), (8432, 34322), (8908, 32488), (16244, 17816), (16864, 17161)]