201485860

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{1451}}^1$

素因数の和:1644

約数の個数: 48

約数和(自身を含む): 434693952

約数和(自身を除く): 233208092

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 131, 212, 262, 265, 524, 530, 655, 1060, 1310, 1451, 2620, 2902, 5804, 6943, 7255, 13886, 14510, 27772, 29020, 34715, 69430, 76903, 138860, 153806, 190081, 307612, 380162, 384515, 760324, 769030, 950405, 1538060, 1900810, 3801620, 10074293, 20148586, 40297172, 50371465, 100742930, 201485860]

約数ペア:

[(1, 201485860), (2, 100742930), (4, 50371465), (5, 40297172), (10, 20148586), (20, 10074293), (53, 3801620), (106, 1900810), (131, 1538060), (212, 950405), (262, 769030), (265, 760324), (524, 384515), (530, 380162), (655, 307612), (1060, 190081), (1310, 153806), (1451, 138860), (2620, 76903), (2902, 69430), (5804, 34715), (6943, 29020), (7255, 27772), (13886, 14510)]