71816888

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{439}}^1$

素因数の和:493

約数の個数: 72

約数和(自身を含む): 160637400

約数和(自身を除く): 88820512

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 121, 143, 169, 242, 286, 338, 439, 484, 572, 676, 878, 968, 1144, 1352, 1573, 1756, 1859, 3146, 3512, 3718, 4829, 5707, 6292, 7436, 9658, 11414, 12584, 14872, 19316, 20449, 22828, 38632, 40898, 45656, 53119, 62777, 74191, 81796, 106238, 125554, 148382, 163592, 212476, 251108, 296764, 424952, 502216, 593528, 690547, 816101, 1381094, 1632202, 2762188, 3264404, 5524376, 6528808, 8977111, 17954222, 35908444, 71816888]

約数ペア:

[(1, 71816888), (2, 35908444), (4, 17954222), (8, 8977111), (11, 6528808), (13, 5524376), (22, 3264404), (26, 2762188), (44, 1632202), (52, 1381094), (88, 816101), (104, 690547), (121, 593528), (143, 502216), (169, 424952), (242, 296764), (286, 251108), (338, 212476), (439, 163592), (484, 148382), (572, 125554), (676, 106238), (878, 81796), (968, 74191), (1144, 62777), (1352, 53119), (1573, 45656), (1756, 40898), (1859, 38632), (3146, 22828), (3512, 20449), (3718, 19316), (4829, 14872), (5707, 12584), (6292, 11414), (7436, 9658)]