25020226

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{503}}^1$

素因数の和:559

約数の個数: 64

約数和(自身を含む): 52254720

約数和(自身を除く): 27234494

約数列:

[1, 2, 7, 11, 14, 17, 19, 22, 34, 38, 77, 119, 133, 154, 187, 209, 238, 266, 323, 374, 418, 503, 646, 1006, 1309, 1463, 2261, 2618, 2926, 3521, 3553, 4522, 5533, 7042, 7106, 8551, 9557, 11066, 17102, 19114, 24871, 38731, 49742, 59857, 66899, 77462, 94061, 105127, 119714, 133798, 162469, 188122, 210254, 324938, 658427, 735889, 1137283, 1316854, 1471778, 1787159, 2274566, 3574318, 12510113, 25020226]

約数ペア:

[(1, 25020226), (2, 12510113), (7, 3574318), (11, 2274566), (14, 1787159), (17, 1471778), (19, 1316854), (22, 1137283), (34, 735889), (38, 658427), (77, 324938), (119, 210254), (133, 188122), (154, 162469), (187, 133798), (209, 119714), (238, 105127), (266, 94061), (323, 77462), (374, 66899), (418, 59857), (503, 49742), (646, 38731), (1006, 24871), (1309, 19114), (1463, 17102), (2261, 11066), (2618, 9557), (2926, 8551), (3521, 7106), (3553, 7042), (4522, 5533)]