80491676

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{4027}}^1$

素因数の和:4313

約数の個数: 24

約数和(自身を含む): 148874880

約数和(自身を除く): 68383204

約数列:

[1, 2, 4, 19, 38, 76, 263, 526, 1052, 4027, 4997, 8054, 9994, 16108, 19988, 76513, 153026, 306052, 1059101, 2118202, 4236404, 20122919, 40245838, 80491676]

約数ペア:

[(1, 80491676), (2, 40245838), (4, 20122919), (19, 4236404), (38, 2118202), (76, 1059101), (263, 306052), (526, 153026), (1052, 76513), (4027, 19988), (4997, 16108), (8054, 9994)]