64103492

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{103}}^1\times {\mathrm{431}}^1$

素因数の和:576

約数の個数: 36

約数和(自身を含む): 119822976

約数和(自身を除く): 55719484

約数列:

[1, 2, 4, 19, 38, 76, 103, 206, 361, 412, 431, 722, 862, 1444, 1724, 1957, 3914, 7828, 8189, 16378, 32756, 37183, 44393, 74366, 88786, 148732, 155591, 177572, 311182, 622364, 843467, 1686934, 3373868, 16025873, 32051746, 64103492]

約数ペア:

[(1, 64103492), (2, 32051746), (4, 16025873), (19, 3373868), (38, 1686934), (76, 843467), (103, 622364), (206, 311182), (361, 177572), (412, 155591), (431, 148732), (722, 88786), (862, 74366), (1444, 44393), (1724, 37183), (1957, 32756), (3914, 16378), (7828, 8189)]