7145425

素因数分解:

$5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{307}}^1$

素因数の和:350

約数の個数: 36

約数和(自身を含む): 10884720

約数和(自身を除く): 3739295

約数列:

[1, 5, 7, 19, 25, 35, 49, 95, 133, 175, 245, 307, 475, 665, 931, 1225, 1535, 2149, 3325, 4655, 5833, 7675, 10745, 15043, 23275, 29165, 40831, 53725, 75215, 145825, 204155, 285817, 376075, 1020775, 1429085, 7145425]

約数ペア:

[(1, 7145425), (5, 1429085), (7, 1020775), (19, 376075), (25, 285817), (35, 204155), (49, 145825), (95, 75215), (133, 53725), (175, 40831), (245, 29165), (307, 23275), (475, 15043), (665, 10745), (931, 7675), (1225, 5833), (1535, 4655), (2149, 3325)]