77881408

素因数分解:

$2^6\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:236

約数の個数: 84

約数和(自身を含む): 173301660

約数和(自身を除く): 95420252

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 89, 113, 121, 176, 178, 226, 242, 352, 356, 452, 484, 704, 712, 904, 968, 979, 1243, 1424, 1808, 1936, 1958, 2486, 2848, 3616, 3872, 3916, 4972, 5696, 7232, 7744, 7832, 9944, 10057, 10769, 13673, 15664, 19888, 20114, 21538, 27346, 31328, 39776, 40228, 43076, 54692, 62656, 79552, 80456, 86152, 109384, 110627, 160912, 172304, 218768, 221254, 321824, 344608, 437536, 442508, 643648, 689216, 875072, 885016, 1216897, 1770032, 2433794, 3540064, 4867588, 7080128, 9735176, 19470352, 38940704, 77881408]

約数ペア:

[(1, 77881408), (2, 38940704), (4, 19470352), (8, 9735176), (11, 7080128), (16, 4867588), (22, 3540064), (32, 2433794), (44, 1770032), (64, 1216897), (88, 885016), (89, 875072), (113, 689216), (121, 643648), (176, 442508), (178, 437536), (226, 344608), (242, 321824), (352, 221254), (356, 218768), (452, 172304), (484, 160912), (704, 110627), (712, 109384), (904, 86152), (968, 80456), (979, 79552), (1243, 62656), (1424, 54692), (1808, 43076), (1936, 40228), (1958, 39776), (2486, 31328), (2848, 27346), (3616, 21538), (3872, 20114), (3916, 19888), (4972, 15664), (5696, 13673), (7232, 10769), (7744, 10057), (7832, 9944)]