4019968325

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{79}}^1\times {\mathrm{7043}}^1$

素因数の和:7166

約数の個数: 36

約数和(自身を含む): 5363019840

約数和(自身を除く): 1343051515

約数列:

[1, 5, 17, 25, 79, 85, 289, 395, 425, 1343, 1445, 1975, 6715, 7043, 7225, 22831, 33575, 35215, 114155, 119731, 176075, 556397, 570775, 598655, 2035427, 2781985, 2993275, 9458749, 10177135, 13909925, 47293745, 50885675, 160798733, 236468725, 803993665, 4019968325]

約数ペア:

[(1, 4019968325), (5, 803993665), (17, 236468725), (25, 160798733), (79, 50885675), (85, 47293745), (289, 13909925), (395, 10177135), (425, 9458749), (1343, 2993275), (1445, 2781985), (1975, 2035427), (6715, 598655), (7043, 570775), (7225, 556397), (22831, 176075), (33575, 119731), (35215, 114155)]