25211835

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{53}}^1$

素因数の和:137

約数の個数: 72

約数和(自身を含む): 50190192

約数和(自身を除く): 24978357

約数列:

[1, 3, 5, 9, 11, 15, 31, 33, 45, 53, 55, 93, 99, 155, 159, 165, 265, 279, 341, 465, 477, 495, 583, 795, 961, 1023, 1395, 1643, 1705, 1749, 2385, 2883, 2915, 3069, 4805, 4929, 5115, 5247, 8215, 8649, 8745, 10571, 14415, 14787, 15345, 18073, 24645, 26235, 31713, 43245, 50933, 52855, 54219, 73935, 90365, 95139, 152799, 158565, 162657, 254665, 271095, 458397, 475695, 560263, 763995, 813285, 1680789, 2291985, 2801315, 5042367, 8403945, 25211835]

約数ペア:

[(1, 25211835), (3, 8403945), (5, 5042367), (9, 2801315), (11, 2291985), (15, 1680789), (31, 813285), (33, 763995), (45, 560263), (53, 475695), (55, 458397), (93, 271095), (99, 254665), (155, 162657), (159, 158565), (165, 152799), (265, 95139), (279, 90365), (341, 73935), (465, 54219), (477, 52855), (495, 50933), (583, 43245), (795, 31713), (961, 26235), (1023, 24645), (1395, 18073), (1643, 15345), (1705, 14787), (1749, 14415), (2385, 10571), (2883, 8745), (2915, 8649), (3069, 8215), (4805, 5247), (4929, 5115)]