165722128

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{72431}}^1$

素因数の和:72463

約数の個数: 40

約数和(自身を含む): 377225856

約数和(自身を除く): 211503728

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 176, 208, 286, 572, 1144, 2288, 72431, 144862, 289724, 579448, 796741, 941603, 1158896, 1593482, 1883206, 3186964, 3766412, 6373928, 7532824, 10357633, 12747856, 15065648, 20715266, 41430532, 82861064, 165722128]

約数ペア:

[(1, 165722128), (2, 82861064), (4, 41430532), (8, 20715266), (11, 15065648), (13, 12747856), (16, 10357633), (22, 7532824), (26, 6373928), (44, 3766412), (52, 3186964), (88, 1883206), (104, 1593482), (143, 1158896), (176, 941603), (208, 796741), (286, 579448), (572, 289724), (1144, 144862), (2288, 72431)]