25378262

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1$

素因数の和:261

約数の個数: 64

約数和(自身を含む): 50803200

約数和(自身を除く): 25424938

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 41, 82, 91, 133, 179, 182, 247, 266, 287, 358, 494, 533, 574, 779, 1066, 1253, 1558, 1729, 2327, 2506, 3401, 3458, 3731, 4654, 5453, 6802, 7339, 7462, 10127, 10906, 14678, 16289, 20254, 23807, 32578, 44213, 47614, 51373, 70889, 88426, 95407, 102746, 139441, 141778, 190814, 278882, 309491, 618982, 667849, 976087, 1335698, 1812733, 1952174, 3625466, 12689131, 25378262]

約数ペア:

[(1, 25378262), (2, 12689131), (7, 3625466), (13, 1952174), (14, 1812733), (19, 1335698), (26, 976087), (38, 667849), (41, 618982), (82, 309491), (91, 278882), (133, 190814), (179, 141778), (182, 139441), (247, 102746), (266, 95407), (287, 88426), (358, 70889), (494, 51373), (533, 47614), (574, 44213), (779, 32578), (1066, 23807), (1253, 20254), (1558, 16289), (1729, 14678), (2327, 10906), (2506, 10127), (3401, 7462), (3458, 7339), (3731, 6802), (4654, 5453)]