156635848

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{661}}^1\times {\mathrm{1559}}^1$

素因数の和:2245

約数の個数: 32

約数和(自身を含む): 309816000

約数和(自身を除く): 153180152

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 661, 1322, 1559, 2644, 3118, 5288, 6236, 12472, 12559, 25118, 29621, 50236, 59242, 100472, 118484, 236968, 1030499, 2060998, 4121996, 8243992, 19579481, 39158962, 78317924, 156635848]

約数ペア:

[(1, 156635848), (2, 78317924), (4, 39158962), (8, 19579481), (19, 8243992), (38, 4121996), (76, 2060998), (152, 1030499), (661, 236968), (1322, 118484), (1559, 100472), (2644, 59242), (3118, 50236), (5288, 29621), (6236, 25118), (12472, 12559)]