80490988

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{12203}}^1$

素因数の和:12321

約数の個数: 24

約数和(自身を含む): 150694992

約数和(自身を除く): 70204004

約数列:

[1, 2, 4, 17, 34, 68, 97, 194, 388, 1649, 3298, 6596, 12203, 24406, 48812, 207451, 414902, 829804, 1183691, 2367382, 4734764, 20122747, 40245494, 80490988]

約数ペア:

[(1, 80490988), (2, 40245494), (4, 20122747), (17, 4734764), (34, 2367382), (68, 1183691), (97, 829804), (194, 414902), (388, 207451), (1649, 48812), (3298, 24406), (6596, 12203)]