24997005

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:240

約数の個数: 80

約数和(自身を含む): 50738688

約数和(自身を除く): 25741683

約数列:

[1, 3, 5, 9, 11, 15, 27, 31, 33, 45, 55, 81, 93, 99, 135, 155, 165, 181, 279, 297, 341, 405, 465, 495, 543, 837, 891, 905, 1023, 1395, 1485, 1629, 1705, 1991, 2511, 2715, 3069, 4185, 4455, 4887, 5115, 5611, 5973, 8145, 9207, 9955, 12555, 14661, 15345, 16833, 17919, 24435, 27621, 28055, 29865, 46035, 50499, 53757, 61721, 73305, 84165, 89595, 138105, 151497, 161271, 185163, 252495, 268785, 308605, 454491, 555489, 757485, 806355, 925815, 1666467, 2272455, 2777445, 4999401, 8332335, 24997005]

約数ペア:

[(1, 24997005), (3, 8332335), (5, 4999401), (9, 2777445), (11, 2272455), (15, 1666467), (27, 925815), (31, 806355), (33, 757485), (45, 555489), (55, 454491), (81, 308605), (93, 268785), (99, 252495), (135, 185163), (155, 161271), (165, 151497), (181, 138105), (279, 89595), (297, 84165), (341, 73305), (405, 61721), (465, 53757), (495, 50499), (543, 46035), (837, 29865), (891, 28055), (905, 27621), (1023, 24435), (1395, 17919), (1485, 16833), (1629, 15345), (1705, 14661), (1991, 12555), (2511, 9955), (2715, 9207), (3069, 8145), (4185, 5973), (4455, 5611), (4887, 5115)]