25051275

素因数分解:

$3^4\times 5^2\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:250

約数の個数: 60

約数和(自身を含む): 47262600

約数和(自身を除く): 22211325

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 89, 135, 139, 225, 267, 405, 417, 445, 675, 695, 801, 1251, 1335, 2025, 2085, 2225, 2403, 3475, 3753, 4005, 6255, 6675, 7209, 10425, 11259, 12015, 12371, 18765, 20025, 31275, 36045, 37113, 56295, 60075, 61855, 93825, 111339, 180225, 185565, 281475, 309275, 334017, 556695, 927825, 1002051, 1670085, 2783475, 5010255, 8350425, 25051275]

約数ペア:

[(1, 25051275), (3, 8350425), (5, 5010255), (9, 2783475), (15, 1670085), (25, 1002051), (27, 927825), (45, 556695), (75, 334017), (81, 309275), (89, 281475), (135, 185565), (139, 180225), (225, 111339), (267, 93825), (405, 61855), (417, 60075), (445, 56295), (675, 37113), (695, 36045), (801, 31275), (1251, 20025), (1335, 18765), (2025, 12371), (2085, 12015), (2225, 11259), (2403, 10425), (3475, 7209), (3753, 6675), (4005, 6255)]