154178128

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{23911}}^1$

素因数の和:23963

約数の個数: 40

約数和(自身を含む): 332089856

約数和(自身を除く): 177911728

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 23911, 47822, 95644, 191288, 310843, 382576, 621686, 741241, 1243372, 1482482, 2486744, 2964964, 4973488, 5929928, 9636133, 11859856, 19272266, 38544532, 77089064, 154178128]

約数ペア:

[(1, 154178128), (2, 77089064), (4, 38544532), (8, 19272266), (13, 11859856), (16, 9636133), (26, 5929928), (31, 4973488), (52, 2964964), (62, 2486744), (104, 1482482), (124, 1243372), (208, 741241), (248, 621686), (403, 382576), (496, 310843), (806, 191288), (1612, 95644), (3224, 47822), (6448, 23911)]