129341696

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1997}}^1$

素因数の和:2047

約数の個数: 72

約数和(自身を含む): 294041664

約数和(自身を除く): 164699968

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 32, 44, 46, 64, 88, 92, 128, 176, 184, 253, 256, 352, 368, 506, 704, 736, 1012, 1408, 1472, 1997, 2024, 2816, 2944, 3994, 4048, 5888, 7988, 8096, 15976, 16192, 21967, 31952, 32384, 43934, 45931, 63904, 64768, 87868, 91862, 127808, 175736, 183724, 255616, 351472, 367448, 505241, 511232, 702944, 734896, 1010482, 1405888, 1469792, 2020964, 2811776, 2939584, 4041928, 5623552, 5879168, 8083856, 11758336, 16167712, 32335424, 64670848, 129341696]

約数ペア:

[(1, 129341696), (2, 64670848), (4, 32335424), (8, 16167712), (11, 11758336), (16, 8083856), (22, 5879168), (23, 5623552), (32, 4041928), (44, 2939584), (46, 2811776), (64, 2020964), (88, 1469792), (92, 1405888), (128, 1010482), (176, 734896), (184, 702944), (253, 511232), (256, 505241), (352, 367448), (368, 351472), (506, 255616), (704, 183724), (736, 175736), (1012, 127808), (1408, 91862), (1472, 87868), (1997, 64768), (2024, 63904), (2816, 45931), (2944, 43934), (3994, 32384), (4048, 31952), (5888, 21967), (7988, 16192), (8096, 15976)]