80081648

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{51599}}^1$

素因数の和:51704

約数の個数: 20

約数和(自身を含む): 156760800

約数和(自身を除く): 76679152

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 776, 1552, 51599, 103198, 206396, 412792, 825584, 5005103, 10010206, 20020412, 40040824, 80081648]

約数ペア:

[(1, 80081648), (2, 40040824), (4, 20020412), (8, 10010206), (16, 5005103), (97, 825584), (194, 412792), (388, 206396), (776, 103198), (1552, 51599)]