25057732

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:153

約数の個数: 72

約数和(自身を含む): 55132224

約数和(自身を除く): 30074492

約数列:

[1, 2, 4, 7, 14, 19, 28, 37, 38, 67, 74, 76, 133, 134, 148, 259, 266, 268, 361, 469, 518, 532, 703, 722, 938, 1036, 1273, 1406, 1444, 1876, 2479, 2527, 2546, 2812, 4921, 4958, 5054, 5092, 8911, 9842, 9916, 10108, 13357, 17353, 17822, 19684, 24187, 26714, 34706, 35644, 47101, 48374, 53428, 69412, 93499, 94202, 96748, 169309, 186998, 188404, 329707, 338618, 373996, 659414, 677236, 894919, 1318828, 1789838, 3579676, 6264433, 12528866, 25057732]

約数ペア:

[(1, 25057732), (2, 12528866), (4, 6264433), (7, 3579676), (14, 1789838), (19, 1318828), (28, 894919), (37, 677236), (38, 659414), (67, 373996), (74, 338618), (76, 329707), (133, 188404), (134, 186998), (148, 169309), (259, 96748), (266, 94202), (268, 93499), (361, 69412), (469, 53428), (518, 48374), (532, 47101), (703, 35644), (722, 34706), (938, 26714), (1036, 24187), (1273, 19684), (1406, 17822), (1444, 17353), (1876, 13357), (2479, 10108), (2527, 9916), (2546, 9842), (2812, 8911), (4921, 5092), (4958, 5054)]