25075148

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{277}}^1$

素因数の和:402

約数の個数: 48

約数和(自身を含む): 52121664

約数和(自身を除く): 27046516

約数列:

[1, 2, 4, 7, 14, 28, 53, 61, 106, 122, 212, 244, 277, 371, 427, 554, 742, 854, 1108, 1484, 1708, 1939, 3233, 3878, 6466, 7756, 12932, 14681, 16897, 22631, 29362, 33794, 45262, 58724, 67588, 90524, 102767, 118279, 205534, 236558, 411068, 473116, 895541, 1791082, 3582164, 6268787, 12537574, 25075148]

約数ペア:

[(1, 25075148), (2, 12537574), (4, 6268787), (7, 3582164), (14, 1791082), (28, 895541), (53, 473116), (61, 411068), (106, 236558), (122, 205534), (212, 118279), (244, 102767), (277, 90524), (371, 67588), (427, 58724), (554, 45262), (742, 33794), (854, 29362), (1108, 22631), (1484, 16897), (1708, 14681), (1939, 12932), (3233, 7756), (3878, 6466)]