25713765

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1$

素因数の和:251

約数の個数: 96

約数和(自身を含む): 57238272

約数和(自身を除く): 31524507

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 41, 45, 55, 63, 77, 99, 105, 123, 165, 181, 205, 231, 287, 315, 369, 385, 451, 495, 543, 615, 693, 861, 905, 1155, 1267, 1353, 1435, 1629, 1845, 1991, 2255, 2583, 2715, 3157, 3465, 3801, 4059, 4305, 5973, 6335, 6765, 7421, 8145, 9471, 9955, 11403, 12915, 13937, 15785, 17919, 19005, 20295, 22263, 28413, 29865, 37105, 41811, 47355, 51947, 57015, 66789, 69685, 81631, 89595, 111315, 125433, 142065, 155841, 209055, 244893, 259735, 333945, 408155, 467523, 571417, 627165, 734679, 779205, 1224465, 1714251, 2337615, 2857085, 3673395, 5142753, 8571255, 25713765]

約数ペア:

[(1, 25713765), (3, 8571255), (5, 5142753), (7, 3673395), (9, 2857085), (11, 2337615), (15, 1714251), (21, 1224465), (33, 779205), (35, 734679), (41, 627165), (45, 571417), (55, 467523), (63, 408155), (77, 333945), (99, 259735), (105, 244893), (123, 209055), (165, 155841), (181, 142065), (205, 125433), (231, 111315), (287, 89595), (315, 81631), (369, 69685), (385, 66789), (451, 57015), (495, 51947), (543, 47355), (615, 41811), (693, 37105), (861, 29865), (905, 28413), (1155, 22263), (1267, 20295), (1353, 19005), (1435, 17919), (1629, 15785), (1845, 13937), (1991, 12915), (2255, 11403), (2583, 9955), (2715, 9471), (3157, 8145), (3465, 7421), (3801, 6765), (4059, 6335), (4305, 5973)]