265249985

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1$

素因数の和:223

約数の個数: 96

約数和(自身を含む): 445398912

約数和(自身を除く): 180148927

約数列:

[1, 5, 7, 11, 13, 35, 49, 55, 65, 67, 77, 91, 113, 143, 245, 335, 385, 455, 469, 539, 565, 637, 715, 737, 791, 871, 1001, 1243, 1469, 2345, 2695, 3185, 3283, 3685, 3955, 4355, 5005, 5159, 5537, 6097, 6215, 7007, 7345, 7571, 8701, 9581, 10283, 16159, 16415, 25795, 27685, 30485, 35035, 36113, 37855, 42679, 43505, 47905, 51415, 52997, 60907, 67067, 71981, 80795, 83281, 98423, 113113, 180565, 213395, 264985, 304535, 335335, 359905, 370979, 416405, 469469, 492115, 565565, 582967, 688961, 791791, 1082653, 1854895, 2347345, 2914835, 3444805, 3958955, 4080769, 4822727, 5413265, 7578571, 20403845, 24113635, 37892855, 53049997, 265249985]

約数ペア:

[(1, 265249985), (5, 53049997), (7, 37892855), (11, 24113635), (13, 20403845), (35, 7578571), (49, 5413265), (55, 4822727), (65, 4080769), (67, 3958955), (77, 3444805), (91, 2914835), (113, 2347345), (143, 1854895), (245, 1082653), (335, 791791), (385, 688961), (455, 582967), (469, 565565), (539, 492115), (565, 469469), (637, 416405), (715, 370979), (737, 359905), (791, 335335), (871, 304535), (1001, 264985), (1243, 213395), (1469, 180565), (2345, 113113), (2695, 98423), (3185, 83281), (3283, 80795), (3685, 71981), (3955, 67067), (4355, 60907), (5005, 52997), (5159, 51415), (5537, 47905), (6097, 43505), (6215, 42679), (7007, 37855), (7345, 36113), (7571, 35035), (8701, 30485), (9581, 27685), (10283, 25795), (16159, 16415)]