26720252

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{29}}^2\times {\mathrm{47}}^1$

素因数の和:135

約数の個数: 54

約数和(自身を含む): 53556048

約数和(自身を除く): 26835796

約数列:

[1, 2, 4, 13, 26, 29, 47, 52, 58, 94, 116, 169, 188, 338, 377, 611, 676, 754, 841, 1222, 1363, 1508, 1682, 2444, 2726, 3364, 4901, 5452, 7943, 9802, 10933, 15886, 17719, 19604, 21866, 31772, 35438, 39527, 43732, 70876, 79054, 142129, 158108, 230347, 284258, 460694, 513851, 568516, 921388, 1027702, 2055404, 6680063, 13360126, 26720252]

約数ペア:

[(1, 26720252), (2, 13360126), (4, 6680063), (13, 2055404), (26, 1027702), (29, 921388), (47, 568516), (52, 513851), (58, 460694), (94, 284258), (116, 230347), (169, 158108), (188, 142129), (338, 79054), (377, 70876), (611, 43732), (676, 39527), (754, 35438), (841, 31772), (1222, 21866), (1363, 19604), (1508, 17719), (1682, 15886), (2444, 10933), (2726, 9802), (3364, 7943), (4901, 5452)]