81044288

素因数分解:

$2^6\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{127}}^1$

素因数の和:224

約数の個数: 84

約数和(自身を含む): 178490880

約数和(自身を除く): 97446592

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 59, 64, 104, 118, 127, 169, 208, 236, 254, 338, 416, 472, 508, 676, 767, 832, 944, 1016, 1352, 1534, 1651, 1888, 2032, 2704, 3068, 3302, 3776, 4064, 5408, 6136, 6604, 7493, 8128, 9971, 10816, 12272, 13208, 14986, 19942, 21463, 24544, 26416, 29972, 39884, 42926, 49088, 52832, 59944, 79768, 85852, 97409, 105664, 119888, 159536, 171704, 194818, 239776, 319072, 343408, 389636, 479552, 638144, 686816, 779272, 1266317, 1373632, 1558544, 2532634, 3117088, 5065268, 6234176, 10130536, 20261072, 40522144, 81044288]

約数ペア:

[(1, 81044288), (2, 40522144), (4, 20261072), (8, 10130536), (13, 6234176), (16, 5065268), (26, 3117088), (32, 2532634), (52, 1558544), (59, 1373632), (64, 1266317), (104, 779272), (118, 686816), (127, 638144), (169, 479552), (208, 389636), (236, 343408), (254, 319072), (338, 239776), (416, 194818), (472, 171704), (508, 159536), (676, 119888), (767, 105664), (832, 97409), (944, 85852), (1016, 79768), (1352, 59944), (1534, 52832), (1651, 49088), (1888, 42926), (2032, 39884), (2704, 29972), (3068, 26416), (3302, 24544), (3776, 21463), (4064, 19942), (5408, 14986), (6136, 13208), (6604, 12272), (7493, 10816), (8128, 9971)]