25720072

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1051}}^1$

素因数の和:1106

約数の個数: 64

約数和(自身を含む): 60595200

約数和(自身を除く): 34875128

約数列:

[1, 2, 4, 7, 8, 14, 19, 23, 28, 38, 46, 56, 76, 92, 133, 152, 161, 184, 266, 322, 437, 532, 644, 874, 1051, 1064, 1288, 1748, 2102, 3059, 3496, 4204, 6118, 7357, 8408, 12236, 14714, 19969, 24173, 24472, 29428, 39938, 48346, 58856, 79876, 96692, 139783, 159752, 169211, 193384, 279566, 338422, 459287, 559132, 676844, 918574, 1118264, 1353688, 1837148, 3215009, 3674296, 6430018, 12860036, 25720072]

約数ペア:

[(1, 25720072), (2, 12860036), (4, 6430018), (7, 3674296), (8, 3215009), (14, 1837148), (19, 1353688), (23, 1118264), (28, 918574), (38, 676844), (46, 559132), (56, 459287), (76, 338422), (92, 279566), (133, 193384), (152, 169211), (161, 159752), (184, 139783), (266, 96692), (322, 79876), (437, 58856), (532, 48346), (644, 39938), (874, 29428), (1051, 24472), (1064, 24173), (1288, 19969), (1748, 14714), (2102, 12236), (3059, 8408), (3496, 7357), (4204, 6118)]