168209945

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{373}}^1$

素因数の和:545

約数の個数: 32

約数和(自身を含む): 219732480

約数和(自身を除く): 51522535

約数列:

[1, 5, 19, 47, 95, 101, 235, 373, 505, 893, 1865, 1919, 4465, 4747, 7087, 9595, 17531, 23735, 35435, 37673, 87655, 90193, 188365, 333089, 450965, 715787, 1665445, 1770631, 3578935, 8853155, 33641989, 168209945]

約数ペア:

[(1, 168209945), (5, 33641989), (19, 8853155), (47, 3578935), (95, 1770631), (101, 1665445), (235, 715787), (373, 450965), (505, 333089), (893, 188365), (1865, 90193), (1919, 87655), (4465, 37673), (4747, 35435), (7087, 23735), (9595, 17531)]