133559780

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{6949}}^1$

素因数の和:7020

約数の個数: 36

約数和(自身を含む): 289856700

約数和(自身を除く): 156296920

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 961, 1922, 3844, 4805, 6949, 9610, 13898, 19220, 27796, 34745, 69490, 138980, 215419, 430838, 861676, 1077095, 2154190, 4308380, 6677989, 13355978, 26711956, 33389945, 66779890, 133559780]

約数ペア:

[(1, 133559780), (2, 66779890), (4, 33389945), (5, 26711956), (10, 13355978), (20, 6677989), (31, 4308380), (62, 2154190), (124, 1077095), (155, 861676), (310, 430838), (620, 215419), (961, 138980), (1922, 69490), (3844, 34745), (4805, 27796), (6949, 19220), (9610, 13898)]