25764310

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{419}}^1$

素因数の和:493

約数の個数: 64

約数和(自身を含む): 55883520

約数和(自身を除く): 30119210

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 43, 55, 65, 86, 110, 130, 143, 215, 286, 419, 430, 473, 559, 715, 838, 946, 1118, 1430, 2095, 2365, 2795, 4190, 4609, 4730, 5447, 5590, 6149, 9218, 10894, 12298, 18017, 23045, 27235, 30745, 36034, 46090, 54470, 59917, 61490, 90085, 119834, 180170, 198187, 234221, 299585, 396374, 468442, 599170, 990935, 1171105, 1981870, 2342210, 2576431, 5152862, 12882155, 25764310]

約数ペア:

[(1, 25764310), (2, 12882155), (5, 5152862), (10, 2576431), (11, 2342210), (13, 1981870), (22, 1171105), (26, 990935), (43, 599170), (55, 468442), (65, 396374), (86, 299585), (110, 234221), (130, 198187), (143, 180170), (215, 119834), (286, 90085), (419, 61490), (430, 59917), (473, 54470), (559, 46090), (715, 36034), (838, 30745), (946, 27235), (1118, 23045), (1430, 18017), (2095, 12298), (2365, 10894), (2795, 9218), (4190, 6149), (4609, 5590), (4730, 5447)]