25379145

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:171

約数の個数: 72

約数和(自身を含む): 49795200

約数和(自身を除く): 24416055

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 59, 79, 99, 121, 165, 177, 237, 295, 363, 395, 495, 531, 605, 649, 711, 869, 885, 1089, 1185, 1815, 1947, 2607, 2655, 3245, 3555, 4345, 4661, 5445, 5841, 7139, 7821, 9559, 9735, 13035, 13983, 21417, 23305, 28677, 29205, 35695, 39105, 41949, 47795, 51271, 64251, 69915, 86031, 107085, 143385, 153813, 209745, 256355, 321255, 430155, 461439, 563981, 769065, 1691943, 2307195, 2819905, 5075829, 8459715, 25379145]

約数ペア:

[(1, 25379145), (3, 8459715), (5, 5075829), (9, 2819905), (11, 2307195), (15, 1691943), (33, 769065), (45, 563981), (55, 461439), (59, 430155), (79, 321255), (99, 256355), (121, 209745), (165, 153813), (177, 143385), (237, 107085), (295, 86031), (363, 69915), (395, 64251), (495, 51271), (531, 47795), (605, 41949), (649, 39105), (711, 35695), (869, 29205), (885, 28677), (1089, 23305), (1185, 21417), (1815, 13983), (1947, 13035), (2607, 9735), (2655, 9559), (3245, 7821), (3555, 7139), (4345, 5841), (4661, 5445)]