25032728

素因数分解:

$2^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{3361}}^1$

素因数の和:3400

約数の個数: 48

約数和(自身を含む): 57490200

約数和(自身を除く): 32457472

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 49, 56, 76, 98, 133, 152, 196, 266, 392, 532, 931, 1064, 1862, 3361, 3724, 6722, 7448, 13444, 23527, 26888, 47054, 63859, 94108, 127718, 164689, 188216, 255436, 329378, 447013, 510872, 658756, 894026, 1317512, 1788052, 3129091, 3576104, 6258182, 12516364, 25032728]

約数ペア:

[(1, 25032728), (2, 12516364), (4, 6258182), (7, 3576104), (8, 3129091), (14, 1788052), (19, 1317512), (28, 894026), (38, 658756), (49, 510872), (56, 447013), (76, 329378), (98, 255436), (133, 188216), (152, 164689), (196, 127718), (266, 94108), (392, 63859), (532, 47054), (931, 26888), (1064, 23527), (1862, 13444), (3361, 7448), (3724, 6722)]