54220775

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{709}}^1$

素因数の和:768

約数の個数: 48

約数和(自身を含む): 84518400

約数和(自身を除く): 30297625

約数列:

[1, 5, 7, 19, 23, 25, 35, 95, 115, 133, 161, 175, 437, 475, 575, 665, 709, 805, 2185, 3059, 3325, 3545, 4025, 4963, 10925, 13471, 15295, 16307, 17725, 24815, 67355, 76475, 81535, 94297, 114149, 124075, 309833, 336775, 407675, 471485, 570745, 1549165, 2168831, 2357425, 2853725, 7745825, 10844155, 54220775]

約数ペア:

[(1, 54220775), (5, 10844155), (7, 7745825), (19, 2853725), (23, 2357425), (25, 2168831), (35, 1549165), (95, 570745), (115, 471485), (133, 407675), (161, 336775), (175, 309833), (437, 124075), (475, 114149), (575, 94297), (665, 81535), (709, 76475), (805, 67355), (2185, 24815), (3059, 17725), (3325, 16307), (3545, 15295), (4025, 13471), (4963, 10925)]