61861904

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1$

素因数の和:304

約数の個数: 80

約数和(自身を含む): 137407872

約数和(自身を除く): 75545968

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 46, 52, 67, 92, 104, 134, 184, 193, 208, 268, 299, 368, 386, 536, 598, 772, 871, 1072, 1196, 1541, 1544, 1742, 2392, 2509, 3082, 3088, 3484, 4439, 4784, 5018, 6164, 6968, 8878, 10036, 12328, 12931, 13936, 17756, 20033, 20072, 24656, 25862, 35512, 40066, 40144, 51724, 57707, 71024, 80132, 103448, 115414, 160264, 168103, 206896, 230828, 297413, 320528, 336206, 461656, 594826, 672412, 923312, 1189652, 1344824, 2379304, 2689648, 3866369, 4758608, 7732738, 15465476, 30930952, 61861904]

約数ペア:

[(1, 61861904), (2, 30930952), (4, 15465476), (8, 7732738), (13, 4758608), (16, 3866369), (23, 2689648), (26, 2379304), (46, 1344824), (52, 1189652), (67, 923312), (92, 672412), (104, 594826), (134, 461656), (184, 336206), (193, 320528), (208, 297413), (268, 230828), (299, 206896), (368, 168103), (386, 160264), (536, 115414), (598, 103448), (772, 80132), (871, 71024), (1072, 57707), (1196, 51724), (1541, 40144), (1544, 40066), (1742, 35512), (2392, 25862), (2509, 24656), (3082, 20072), (3088, 20033), (3484, 17756), (4439, 13936), (4784, 12931), (5018, 12328), (6164, 10036), (6968, 8878)]