18154894175

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{32251}}^1$

素因数の和:32384

約数の個数: 48

約数和(自身を含む): 25915127040

約数和(自身を除く): 7760232865

約数列:

[1, 5, 11, 23, 25, 55, 89, 115, 253, 275, 445, 575, 979, 1265, 2047, 2225, 4895, 6325, 10235, 22517, 24475, 32251, 51175, 112585, 161255, 354761, 562925, 741773, 806275, 1773805, 2870339, 3708865, 8159503, 8869025, 14351695, 18544325, 31573729, 40797515, 66017797, 71758475, 157868645, 203987575, 330088985, 726195767, 789343225, 1650444925, 3630978835, 18154894175]

約数ペア:

[(1, 18154894175), (5, 3630978835), (11, 1650444925), (23, 789343225), (25, 726195767), (55, 330088985), (89, 203987575), (115, 157868645), (253, 71758475), (275, 66017797), (445, 40797515), (575, 31573729), (979, 18544325), (1265, 14351695), (2047, 8869025), (2225, 8159503), (4895, 3708865), (6325, 2870339), (10235, 1773805), (22517, 806275), (24475, 741773), (32251, 562925), (51175, 354761), (112585, 161255)]