64714725

素因数分解:

$3^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{4051}}^1$

素因数の和:4138

約数の個数: 36

約数和(自身を含む): 117572832

約数和(自身を除く): 52858107

約数列:

[1, 3, 5, 9, 15, 25, 45, 71, 75, 213, 225, 355, 639, 1065, 1775, 3195, 4051, 5325, 12153, 15975, 20255, 36459, 60765, 101275, 182295, 287621, 303825, 862863, 911475, 1438105, 2588589, 4314315, 7190525, 12942945, 21571575, 64714725]

約数ペア:

[(1, 64714725), (3, 21571575), (5, 12942945), (9, 7190525), (15, 4314315), (25, 2588589), (45, 1438105), (71, 911475), (75, 862863), (213, 303825), (225, 287621), (355, 182295), (639, 101275), (1065, 60765), (1775, 36459), (3195, 20255), (4051, 15975), (5325, 12153)]