80137456

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{42089}}^1$

素因数の和:42121

約数の個数: 40

約数和(自身を含む): 187889760

約数和(自身を除く): 107752304

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 476, 952, 1904, 42089, 84178, 168356, 294623, 336712, 589246, 673424, 715513, 1178492, 1431026, 2356984, 2862052, 4713968, 5008591, 5724104, 10017182, 11448208, 20034364, 40068728, 80137456]

約数ペア:

[(1, 80137456), (2, 40068728), (4, 20034364), (7, 11448208), (8, 10017182), (14, 5724104), (16, 5008591), (17, 4713968), (28, 2862052), (34, 2356984), (56, 1431026), (68, 1178492), (112, 715513), (119, 673424), (136, 589246), (238, 336712), (272, 294623), (476, 168356), (952, 84178), (1904, 42089)]