66649856

素因数分解:

$2^8\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2861}}^1$

素因数の和:2897

約数の個数: 72

約数和(自身を含む): 163797984

約数和(自身を除く): 97148128

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 256, 364, 416, 448, 728, 832, 896, 1456, 1664, 1792, 2861, 2912, 3328, 5722, 5824, 11444, 11648, 20027, 22888, 23296, 37193, 40054, 45776, 74386, 80108, 91552, 148772, 160216, 183104, 260351, 297544, 320432, 366208, 520702, 595088, 640864, 732416, 1041404, 1190176, 1281728, 2082808, 2380352, 2563456, 4165616, 4760704, 5126912, 8331232, 9521408, 16662464, 33324928, 66649856]

約数ペア:

[(1, 66649856), (2, 33324928), (4, 16662464), (7, 9521408), (8, 8331232), (13, 5126912), (14, 4760704), (16, 4165616), (26, 2563456), (28, 2380352), (32, 2082808), (52, 1281728), (56, 1190176), (64, 1041404), (91, 732416), (104, 640864), (112, 595088), (128, 520702), (182, 366208), (208, 320432), (224, 297544), (256, 260351), (364, 183104), (416, 160216), (448, 148772), (728, 91552), (832, 80108), (896, 74386), (1456, 45776), (1664, 40054), (1792, 37193), (2861, 23296), (2912, 22888), (3328, 20027), (5722, 11648), (5824, 11444)]