80732968

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{761}}^1$

素因数の和:1005

約数の個数: 32

約数和(自身を含む): 154305000

約数和(自身を除く): 73572032

約数列:

[1, 2, 4, 8, 89, 149, 178, 298, 356, 596, 712, 761, 1192, 1522, 3044, 6088, 13261, 26522, 53044, 67729, 106088, 113389, 135458, 226778, 270916, 453556, 541832, 907112, 10091621, 20183242, 40366484, 80732968]

約数ペア:

[(1, 80732968), (2, 40366484), (4, 20183242), (8, 10091621), (89, 907112), (149, 541832), (178, 453556), (298, 270916), (356, 226778), (596, 135458), (712, 113389), (761, 106088), (1192, 67729), (1522, 53044), (3044, 26522), (6088, 13261)]