156949975

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3631}}^1$

素因数の和:3680

約数の個数: 48

約数和(自身を含む): 252206080

約数和(自身を除く): 95256105

約数列:

[1, 5, 7, 13, 19, 25, 35, 65, 91, 95, 133, 175, 247, 325, 455, 475, 665, 1235, 1729, 2275, 3325, 3631, 6175, 8645, 18155, 25417, 43225, 47203, 68989, 90775, 127085, 236015, 330421, 344945, 482923, 635425, 896857, 1180075, 1652105, 1724725, 2414615, 4484285, 6277999, 8260525, 12073075, 22421425, 31389995, 156949975]

約数ペア:

[(1, 156949975), (5, 31389995), (7, 22421425), (13, 12073075), (19, 8260525), (25, 6277999), (35, 4484285), (65, 2414615), (91, 1724725), (95, 1652105), (133, 1180075), (175, 896857), (247, 635425), (325, 482923), (455, 344945), (475, 330421), (665, 236015), (1235, 127085), (1729, 90775), (2275, 68989), (3325, 47203), (3631, 43225), (6175, 25417), (8645, 18155)]