165034220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{634747}}^1$

素因数の和:634769

約数の個数: 24

約数和(自身を含む): 373231824

約数和(自身を除く): 208197604

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 634747, 1269494, 2538988, 3173735, 6347470, 8251711, 12694940, 16503422, 33006844, 41258555, 82517110, 165034220]

約数ペア:

[(1, 165034220), (2, 82517110), (4, 41258555), (5, 33006844), (10, 16503422), (13, 12694940), (20, 8251711), (26, 6347470), (52, 3173735), (65, 2538988), (130, 1269494), (260, 634747)]