81458624

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5153}}^1$

素因数の和:5197

約数の個数: 56

約数和(自身を含む): 183276240

約数和(自身を除く): 101817616

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 152, 208, 247, 304, 416, 494, 608, 832, 988, 1216, 1976, 3952, 5153, 7904, 10306, 15808, 20612, 41224, 66989, 82448, 97907, 133978, 164896, 195814, 267956, 329792, 391628, 535912, 783256, 1071824, 1272791, 1566512, 2143648, 2545582, 3133024, 4287296, 5091164, 6266048, 10182328, 20364656, 40729312, 81458624]

約数ペア:

[(1, 81458624), (2, 40729312), (4, 20364656), (8, 10182328), (13, 6266048), (16, 5091164), (19, 4287296), (26, 3133024), (32, 2545582), (38, 2143648), (52, 1566512), (64, 1272791), (76, 1071824), (104, 783256), (152, 535912), (208, 391628), (247, 329792), (304, 267956), (416, 195814), (494, 164896), (608, 133978), (832, 97907), (988, 82448), (1216, 66989), (1976, 41224), (3952, 20612), (5153, 15808), (7904, 10306)]