51252964

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:388

約数の個数: 48

約数和(自身を含む): 105114240

約数和(自身を除く): 53861276

約数列:

[1, 2, 4, 7, 14, 28, 89, 131, 157, 178, 262, 314, 356, 524, 623, 628, 917, 1099, 1246, 1834, 2198, 2492, 3668, 4396, 11659, 13973, 20567, 23318, 27946, 41134, 46636, 55892, 81613, 82268, 97811, 143969, 163226, 195622, 287938, 326452, 391244, 575876, 1830463, 3660926, 7321852, 12813241, 25626482, 51252964]

約数ペア:

[(1, 51252964), (2, 25626482), (4, 12813241), (7, 7321852), (14, 3660926), (28, 1830463), (89, 575876), (131, 391244), (157, 326452), (178, 287938), (262, 195622), (314, 163226), (356, 143969), (524, 97811), (623, 82268), (628, 81613), (917, 55892), (1099, 46636), (1246, 41134), (1834, 27946), (2198, 23318), (2492, 20567), (3668, 13973), (4396, 11659)]