78028288

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{617}}^1$

素因数の和:667

約数の個数: 80

約数和(自身を含む): 177019920

約数和(自身を除く): 98991632

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 128, 152, 208, 247, 256, 304, 416, 494, 512, 608, 617, 832, 988, 1216, 1234, 1664, 1976, 2432, 2468, 3328, 3952, 4864, 4936, 6656, 7904, 8021, 9728, 9872, 11723, 15808, 16042, 19744, 23446, 31616, 32084, 39488, 46892, 63232, 64168, 78976, 93784, 126464, 128336, 152399, 157952, 187568, 256672, 304798, 315904, 375136, 513344, 609596, 750272, 1026688, 1219192, 1500544, 2053376, 2438384, 3001088, 4106752, 4876768, 6002176, 9753536, 19507072, 39014144, 78028288]

約数ペア:

[(1, 78028288), (2, 39014144), (4, 19507072), (8, 9753536), (13, 6002176), (16, 4876768), (19, 4106752), (26, 3001088), (32, 2438384), (38, 2053376), (52, 1500544), (64, 1219192), (76, 1026688), (104, 750272), (128, 609596), (152, 513344), (208, 375136), (247, 315904), (256, 304798), (304, 256672), (416, 187568), (494, 157952), (512, 152399), (608, 128336), (617, 126464), (832, 93784), (988, 78976), (1216, 64168), (1234, 63232), (1664, 46892), (1976, 39488), (2432, 32084), (2468, 31616), (3328, 23446), (3952, 19744), (4864, 16042), (4936, 15808), (6656, 11723), (7904, 9872), (8021, 9728)]