2560064

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1$

素因数の和:223

約数の個数: 56

約数和(自身を含む): 5824728

約数和(自身を除く): 3264664

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 104, 136, 181, 208, 221, 272, 362, 416, 442, 544, 724, 832, 884, 1088, 1448, 1768, 2353, 2896, 3077, 3536, 4706, 5792, 6154, 7072, 9412, 11584, 12308, 14144, 18824, 24616, 37648, 40001, 49232, 75296, 80002, 98464, 150592, 160004, 196928, 320008, 640016, 1280032, 2560064]

約数ペア:

[(1, 2560064), (2, 1280032), (4, 640016), (8, 320008), (13, 196928), (16, 160004), (17, 150592), (26, 98464), (32, 80002), (34, 75296), (52, 49232), (64, 40001), (68, 37648), (104, 24616), (136, 18824), (181, 14144), (208, 12308), (221, 11584), (272, 9412), (362, 7072), (416, 6154), (442, 5792), (544, 4706), (724, 3536), (832, 3077), (884, 2896), (1088, 2353), (1448, 1768)]