66880275

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{313}}^1$

素因数の和:381

約数の個数: 96

約数和(自身を含む): 142038528

約数和(自身を除く): 75158253

約数列:

[1, 3, 5, 7, 11, 15, 21, 25, 33, 35, 37, 55, 75, 77, 105, 111, 165, 175, 185, 231, 259, 275, 313, 385, 407, 525, 555, 777, 825, 925, 939, 1155, 1221, 1295, 1565, 1925, 2035, 2191, 2775, 2849, 3443, 3885, 4695, 5775, 6105, 6475, 6573, 7825, 8547, 10175, 10329, 10955, 11581, 14245, 17215, 19425, 23475, 24101, 30525, 32865, 34743, 42735, 51645, 54775, 57905, 71225, 72303, 81067, 86075, 120505, 127391, 164325, 173715, 213675, 243201, 258225, 289525, 361515, 382173, 405335, 602525, 636955, 868575, 891737, 1216005, 1807575, 1910865, 2026675, 2675211, 3184775, 4458685, 6080025, 9554325, 13376055, 22293425, 66880275]

約数ペア:

[(1, 66880275), (3, 22293425), (5, 13376055), (7, 9554325), (11, 6080025), (15, 4458685), (21, 3184775), (25, 2675211), (33, 2026675), (35, 1910865), (37, 1807575), (55, 1216005), (75, 891737), (77, 868575), (105, 636955), (111, 602525), (165, 405335), (175, 382173), (185, 361515), (231, 289525), (259, 258225), (275, 243201), (313, 213675), (385, 173715), (407, 164325), (525, 127391), (555, 120505), (777, 86075), (825, 81067), (925, 72303), (939, 71225), (1155, 57905), (1221, 54775), (1295, 51645), (1565, 42735), (1925, 34743), (2035, 32865), (2191, 30525), (2775, 24101), (2849, 23475), (3443, 19425), (3885, 17215), (4695, 14245), (5775, 11581), (6105, 10955), (6475, 10329), (6573, 10175), (7825, 8547)]