489740025

素因数分解:

$3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{167}}^1\times {\mathrm{641}}^1$

素因数の和:882

約数の個数: 48

約数和(自身を含む): 829196928

約数和(自身を除く): 339456903

約数列:

[1, 3, 5, 15, 25, 61, 75, 167, 183, 305, 501, 641, 835, 915, 1525, 1923, 2505, 3205, 4175, 4575, 9615, 10187, 12525, 16025, 30561, 39101, 48075, 50935, 107047, 117303, 152805, 195505, 254675, 321141, 535235, 586515, 764025, 977525, 1605705, 2676175, 2932575, 6529867, 8028525, 19589601, 32649335, 97948005, 163246675, 489740025]

約数ペア:

[(1, 489740025), (3, 163246675), (5, 97948005), (15, 32649335), (25, 19589601), (61, 8028525), (75, 6529867), (167, 2932575), (183, 2676175), (305, 1605705), (501, 977525), (641, 764025), (835, 586515), (915, 535235), (1525, 321141), (1923, 254675), (2505, 195505), (3205, 152805), (4175, 117303), (4575, 107047), (9615, 50935), (10187, 48075), (12525, 39101), (16025, 30561)]