25206525

素因数分解:

$3^3\times 5^2\times {\mathrm{107}}^1\times {\mathrm{349}}^1$

素因数の和:475

約数の個数: 48

約数和(自身を含む): 46872000

約数和(自身を除く): 21665475

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 107, 135, 225, 321, 349, 535, 675, 963, 1047, 1605, 1745, 2675, 2889, 3141, 4815, 5235, 8025, 8725, 9423, 14445, 15705, 24075, 26175, 37343, 47115, 72225, 78525, 112029, 186715, 235575, 336087, 560145, 933575, 1008261, 1680435, 2800725, 5041305, 8402175, 25206525]

約数ペア:

[(1, 25206525), (3, 8402175), (5, 5041305), (9, 2800725), (15, 1680435), (25, 1008261), (27, 933575), (45, 560145), (75, 336087), (107, 235575), (135, 186715), (225, 112029), (321, 78525), (349, 72225), (535, 47115), (675, 37343), (963, 26175), (1047, 24075), (1605, 15705), (1745, 14445), (2675, 9423), (2889, 8725), (3141, 8025), (4815, 5235)]