51032975

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1$

素因数の和:480

約数の個数: 48

約数和(自身を含む): 78090240

約数和(自身を除く): 27057265

約数列:

[1, 5, 7, 23, 25, 31, 35, 115, 155, 161, 175, 217, 409, 575, 713, 775, 805, 1085, 2045, 2863, 3565, 4025, 4991, 5425, 9407, 10225, 12679, 14315, 17825, 24955, 47035, 63395, 65849, 71575, 88753, 124775, 235175, 291617, 316975, 329245, 443765, 1458085, 1646225, 2041319, 2218825, 7290425, 10206595, 51032975]

約数ペア:

[(1, 51032975), (5, 10206595), (7, 7290425), (23, 2218825), (25, 2041319), (31, 1646225), (35, 1458085), (115, 443765), (155, 329245), (161, 316975), (175, 291617), (217, 235175), (409, 124775), (575, 88753), (713, 71575), (775, 65849), (805, 63395), (1085, 47035), (2045, 24955), (2863, 17825), (3565, 14315), (4025, 12679), (4991, 10225), (5425, 9407)]