80123796

素因数分解:

$2^2\times 3^3\times {\mathrm{37}}^1\times {\mathrm{20051}}^1$

素因数の和:20101

約数の個数: 48

約数和(自身を含む): 213353280

約数和(自身を除く): 133229484

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 37, 54, 74, 108, 111, 148, 222, 333, 444, 666, 999, 1332, 1998, 3996, 20051, 40102, 60153, 80204, 120306, 180459, 240612, 360918, 541377, 721836, 741887, 1082754, 1483774, 2165508, 2225661, 2967548, 4451322, 6676983, 8902644, 13353966, 20030949, 26707932, 40061898, 80123796]

約数ペア:

[(1, 80123796), (2, 40061898), (3, 26707932), (4, 20030949), (6, 13353966), (9, 8902644), (12, 6676983), (18, 4451322), (27, 2967548), (36, 2225661), (37, 2165508), (54, 1483774), (74, 1082754), (108, 741887), (111, 721836), (148, 541377), (222, 360918), (333, 240612), (444, 180459), (666, 120306), (999, 80204), (1332, 60153), (1998, 40102), (3996, 20051)]