253097728

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1289}}^1$

素因数の和:1377

約数の個数: 72

約数和(自身を含む): 553719600

約数和(自身を除く): 300621872

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 59, 64, 104, 118, 128, 208, 236, 256, 416, 472, 767, 832, 944, 1289, 1534, 1664, 1888, 2578, 3068, 3328, 3776, 5156, 6136, 7552, 10312, 12272, 15104, 16757, 20624, 24544, 33514, 41248, 49088, 67028, 76051, 82496, 98176, 134056, 152102, 164992, 196352, 268112, 304204, 329984, 536224, 608408, 988663, 1072448, 1216816, 1977326, 2144896, 2433632, 3954652, 4289792, 4867264, 7909304, 9734528, 15818608, 19469056, 31637216, 63274432, 126548864, 253097728]

約数ペア:

[(1, 253097728), (2, 126548864), (4, 63274432), (8, 31637216), (13, 19469056), (16, 15818608), (26, 9734528), (32, 7909304), (52, 4867264), (59, 4289792), (64, 3954652), (104, 2433632), (118, 2144896), (128, 1977326), (208, 1216816), (236, 1072448), (256, 988663), (416, 608408), (472, 536224), (767, 329984), (832, 304204), (944, 268112), (1289, 196352), (1534, 164992), (1664, 152102), (1888, 134056), (2578, 98176), (3068, 82496), (3328, 76051), (3776, 67028), (5156, 49088), (6136, 41248), (7552, 33514), (10312, 24544), (12272, 20624), (15104, 16757)]