51357425

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{283}}^1$

素因数の和:378

約数の個数: 48

約数和(自身を含む): 78602112

約数和(自身を除く): 27244687

約数列:

[1, 5, 7, 17, 25, 35, 61, 85, 119, 175, 283, 305, 425, 427, 595, 1037, 1415, 1525, 1981, 2135, 2975, 4811, 5185, 7075, 7259, 9905, 10675, 17263, 24055, 25925, 33677, 36295, 49525, 86315, 120275, 120841, 168385, 181475, 293471, 431575, 604205, 841925, 1467355, 2054297, 3021025, 7336775, 10271485, 51357425]

約数ペア:

[(1, 51357425), (5, 10271485), (7, 7336775), (17, 3021025), (25, 2054297), (35, 1467355), (61, 841925), (85, 604205), (119, 431575), (175, 293471), (283, 181475), (305, 168385), (425, 120841), (427, 120275), (595, 86315), (1037, 49525), (1415, 36295), (1525, 33677), (1981, 25925), (2135, 24055), (2975, 17263), (4811, 10675), (5185, 9905), (7075, 7259)]