51390416

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1$

素因数の和:193

約数の個数: 120

約数和(自身を含む): 129768480

約数和(自身を除く): 78378064

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 49, 56, 59, 77, 88, 98, 101, 112, 118, 154, 176, 196, 202, 236, 308, 392, 404, 413, 472, 539, 616, 649, 707, 784, 808, 826, 944, 1078, 1111, 1232, 1298, 1414, 1616, 1652, 2156, 2222, 2596, 2828, 2891, 3304, 4312, 4444, 4543, 4949, 5192, 5656, 5782, 5959, 6608, 7777, 8624, 8888, 9086, 9898, 10384, 11312, 11564, 11918, 15554, 17776, 18172, 19796, 23128, 23836, 31108, 31801, 36344, 39592, 41713, 46256, 47672, 54439, 62216, 63602, 65549, 72688, 79184, 83426, 95344, 108878, 124432, 127204, 131098, 166852, 217756, 254408, 262196, 291991, 333704, 435512, 458843, 508816, 524392, 583982, 667408, 871024, 917686, 1048784, 1167964, 1835372, 2335928, 3211901, 3670744, 4671856, 6423802, 7341488, 12847604, 25695208, 51390416]

約数ペア:

[(1, 51390416), (2, 25695208), (4, 12847604), (7, 7341488), (8, 6423802), (11, 4671856), (14, 3670744), (16, 3211901), (22, 2335928), (28, 1835372), (44, 1167964), (49, 1048784), (56, 917686), (59, 871024), (77, 667408), (88, 583982), (98, 524392), (101, 508816), (112, 458843), (118, 435512), (154, 333704), (176, 291991), (196, 262196), (202, 254408), (236, 217756), (308, 166852), (392, 131098), (404, 127204), (413, 124432), (472, 108878), (539, 95344), (616, 83426), (649, 79184), (707, 72688), (784, 65549), (808, 63602), (826, 62216), (944, 54439), (1078, 47672), (1111, 46256), (1232, 41713), (1298, 39592), (1414, 36344), (1616, 31801), (1652, 31108), (2156, 23836), (2222, 23128), (2596, 19796), (2828, 18172), (2891, 17776), (3304, 15554), (4312, 11918), (4444, 11564), (4543, 11312), (4949, 10384), (5192, 9898), (5656, 9086), (5782, 8888), (5959, 8624), (6608, 7777)]