25627428

素因数分解:

$2^2\times 3^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:239

約数の個数: 120

約数和(自身を含む): 73993920

約数和(自身を除く): 48366492

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 23, 27, 36, 38, 46, 54, 57, 69, 76, 81, 92, 108, 114, 138, 162, 171, 181, 207, 228, 276, 324, 342, 362, 414, 437, 513, 543, 621, 684, 724, 828, 874, 1026, 1086, 1242, 1311, 1539, 1629, 1748, 1863, 2052, 2172, 2484, 2622, 3078, 3258, 3439, 3726, 3933, 4163, 4887, 5244, 6156, 6516, 6878, 7452, 7866, 8326, 9774, 10317, 11799, 12489, 13756, 14661, 15732, 16652, 19548, 20634, 23598, 24978, 29322, 30951, 35397, 37467, 41268, 47196, 49956, 58644, 61902, 70794, 74934, 79097, 92853, 112401, 123804, 141588, 149868, 158194, 185706, 224802, 237291, 278559, 316388, 337203, 371412, 449604, 474582, 557118, 674406, 711873, 949164, 1114236, 1348812, 1423746, 2135619, 2847492, 4271238, 6406857, 8542476, 12813714, 25627428]

約数ペア:

[(1, 25627428), (2, 12813714), (3, 8542476), (4, 6406857), (6, 4271238), (9, 2847492), (12, 2135619), (18, 1423746), (19, 1348812), (23, 1114236), (27, 949164), (36, 711873), (38, 674406), (46, 557118), (54, 474582), (57, 449604), (69, 371412), (76, 337203), (81, 316388), (92, 278559), (108, 237291), (114, 224802), (138, 185706), (162, 158194), (171, 149868), (181, 141588), (207, 123804), (228, 112401), (276, 92853), (324, 79097), (342, 74934), (362, 70794), (414, 61902), (437, 58644), (513, 49956), (543, 47196), (621, 41268), (684, 37467), (724, 35397), (828, 30951), (874, 29322), (1026, 24978), (1086, 23598), (1242, 20634), (1311, 19548), (1539, 16652), (1629, 15732), (1748, 14661), (1863, 13756), (2052, 12489), (2172, 11799), (2484, 10317), (2622, 9774), (3078, 8326), (3258, 7866), (3439, 7452), (3726, 6878), (3933, 6516), (4163, 6156), (4887, 5244)]