25940145

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{607}}^1$

素因数の和:670

約数の個数: 64

約数和(自身を含む): 53231616

約数和(自身を除く): 27291471

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 37, 55, 77, 105, 111, 165, 185, 231, 259, 385, 407, 555, 607, 777, 1155, 1221, 1295, 1821, 2035, 2849, 3035, 3885, 4249, 6105, 6677, 8547, 9105, 12747, 14245, 20031, 21245, 22459, 33385, 42735, 46739, 63735, 67377, 100155, 112295, 140217, 157213, 233695, 247049, 336885, 471639, 701085, 741147, 786065, 1235245, 1729343, 2358195, 3705735, 5188029, 8646715, 25940145]

約数ペア:

[(1, 25940145), (3, 8646715), (5, 5188029), (7, 3705735), (11, 2358195), (15, 1729343), (21, 1235245), (33, 786065), (35, 741147), (37, 701085), (55, 471639), (77, 336885), (105, 247049), (111, 233695), (165, 157213), (185, 140217), (231, 112295), (259, 100155), (385, 67377), (407, 63735), (555, 46739), (607, 42735), (777, 33385), (1155, 22459), (1221, 21245), (1295, 20031), (1821, 14245), (2035, 12747), (2849, 9105), (3035, 8547), (3885, 6677), (4249, 6105)]