81292208

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{52379}}^1$

素因数の和:52484

約数の個数: 20

約数和(自身を含む): 159130440

約数和(自身を除く): 77838232

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 776, 1552, 52379, 104758, 209516, 419032, 838064, 5080763, 10161526, 20323052, 40646104, 81292208]

約数ペア:

[(1, 81292208), (2, 40646104), (4, 20323052), (8, 10161526), (16, 5080763), (97, 838064), (194, 419032), (388, 209516), (776, 104758), (1552, 52379)]