61342725

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{827}}^1$

素因数の和:906

約数の個数: 48

約数和(自身を含む): 108421632

約数和(自身を除く): 47078907

約数列:

[1, 3, 5, 15, 23, 25, 43, 69, 75, 115, 129, 215, 345, 575, 645, 827, 989, 1075, 1725, 2481, 2967, 3225, 4135, 4945, 12405, 14835, 19021, 20675, 24725, 35561, 57063, 62025, 74175, 95105, 106683, 177805, 285315, 475525, 533415, 817903, 889025, 1426575, 2453709, 2667075, 4089515, 12268545, 20447575, 61342725]

約数ペア:

[(1, 61342725), (3, 20447575), (5, 12268545), (15, 4089515), (23, 2667075), (25, 2453709), (43, 1426575), (69, 889025), (75, 817903), (115, 533415), (129, 475525), (215, 285315), (345, 177805), (575, 106683), (645, 95105), (827, 74175), (989, 62025), (1075, 57063), (1725, 35561), (2481, 24725), (2967, 20675), (3225, 19021), (4135, 14835), (4945, 12405)]