80492020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{379}}^1$

素因数の和:473

約数の個数: 96

約数和(自身を含む): 203777280

約数和(自身を除く): 123285260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 41, 70, 74, 82, 140, 148, 164, 185, 205, 259, 287, 370, 379, 410, 518, 574, 740, 758, 820, 1036, 1148, 1295, 1435, 1516, 1517, 1895, 2590, 2653, 2870, 3034, 3790, 5180, 5306, 5740, 6068, 7580, 7585, 10612, 10619, 13265, 14023, 15170, 15539, 21238, 26530, 28046, 30340, 31078, 42476, 53060, 53095, 56092, 62156, 70115, 77695, 98161, 106190, 108773, 140230, 155390, 196322, 212380, 217546, 280460, 310780, 392644, 435092, 490805, 543865, 574943, 981610, 1087730, 1149886, 1963220, 2175460, 2299772, 2874715, 4024601, 5749430, 8049202, 11498860, 16098404, 20123005, 40246010, 80492020]

約数ペア:

[(1, 80492020), (2, 40246010), (4, 20123005), (5, 16098404), (7, 11498860), (10, 8049202), (14, 5749430), (20, 4024601), (28, 2874715), (35, 2299772), (37, 2175460), (41, 1963220), (70, 1149886), (74, 1087730), (82, 981610), (140, 574943), (148, 543865), (164, 490805), (185, 435092), (205, 392644), (259, 310780), (287, 280460), (370, 217546), (379, 212380), (410, 196322), (518, 155390), (574, 140230), (740, 108773), (758, 106190), (820, 98161), (1036, 77695), (1148, 70115), (1295, 62156), (1435, 56092), (1516, 53095), (1517, 53060), (1895, 42476), (2590, 31078), (2653, 30340), (2870, 28046), (3034, 26530), (3790, 21238), (5180, 15539), (5306, 15170), (5740, 14023), (6068, 13265), (7580, 10619), (7585, 10612)]