25495425

素因数分解:

$3^3\times 5^2\times {\mathrm{107}}^1\times {\mathrm{353}}^1$

素因数の和:479

約数の個数: 48

約数和(自身を含む): 47407680

約数和(自身を除く): 21912255

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 107, 135, 225, 321, 353, 535, 675, 963, 1059, 1605, 1765, 2675, 2889, 3177, 4815, 5295, 8025, 8825, 9531, 14445, 15885, 24075, 26475, 37771, 47655, 72225, 79425, 113313, 188855, 238275, 339939, 566565, 944275, 1019817, 1699695, 2832825, 5099085, 8498475, 25495425]

約数ペア:

[(1, 25495425), (3, 8498475), (5, 5099085), (9, 2832825), (15, 1699695), (25, 1019817), (27, 944275), (45, 566565), (75, 339939), (107, 238275), (135, 188855), (225, 113313), (321, 79425), (353, 72225), (535, 47655), (675, 37771), (963, 26475), (1059, 24075), (1605, 15885), (1765, 14445), (2675, 9531), (2889, 8825), (3177, 8025), (4815, 5295)]