68876912

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{1231}}^1$

素因数の和:1521

約数の個数: 40

約数和(自身を含む): 144365760

約数和(自身を除く): 75488848

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 269, 538, 1076, 1231, 2152, 2462, 3497, 4304, 4924, 6994, 9848, 13988, 16003, 19696, 27976, 32006, 55952, 64012, 128024, 256048, 331139, 662278, 1324556, 2649112, 4304807, 5298224, 8609614, 17219228, 34438456, 68876912]

約数ペア:

[(1, 68876912), (2, 34438456), (4, 17219228), (8, 8609614), (13, 5298224), (16, 4304807), (26, 2649112), (52, 1324556), (104, 662278), (208, 331139), (269, 256048), (538, 128024), (1076, 64012), (1231, 55952), (2152, 32006), (2462, 27976), (3497, 19696), (4304, 16003), (4924, 13988), (6994, 9848)]