77761275

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{739}}^1$

素因数の和:836

約数の個数: 48

約数和(自身を含む): 136538880

約数和(自身を除く): 58777605

約数列:

[1, 3, 5, 15, 23, 25, 61, 69, 75, 115, 183, 305, 345, 575, 739, 915, 1403, 1525, 1725, 2217, 3695, 4209, 4575, 7015, 11085, 16997, 18475, 21045, 35075, 45079, 50991, 55425, 84985, 105225, 135237, 225395, 254955, 424925, 676185, 1036817, 1126975, 1274775, 3110451, 3380925, 5184085, 15552255, 25920425, 77761275]

約数ペア:

[(1, 77761275), (3, 25920425), (5, 15552255), (15, 5184085), (23, 3380925), (25, 3110451), (61, 1274775), (69, 1126975), (75, 1036817), (115, 676185), (183, 424925), (305, 254955), (345, 225395), (575, 135237), (739, 105225), (915, 84985), (1403, 55425), (1525, 50991), (1725, 45079), (2217, 35075), (3695, 21045), (4209, 18475), (4575, 16997), (7015, 11085)]