71180428

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:295

約数の個数: 72

約数和(自身を含む): 149213232

約数和(自身を除く): 78032804

約数列:

[1, 2, 4, 11, 17, 22, 34, 41, 44, 68, 82, 121, 164, 187, 211, 242, 374, 422, 451, 484, 697, 748, 844, 902, 1394, 1804, 2057, 2321, 2788, 3587, 4114, 4642, 4961, 7174, 7667, 8228, 8651, 9284, 9922, 14348, 15334, 17302, 19844, 25531, 30668, 34604, 39457, 51062, 78914, 84337, 95161, 102124, 147067, 157828, 168674, 190322, 294134, 337348, 380644, 434027, 588268, 868054, 1046771, 1617737, 1736108, 2093542, 3235474, 4187084, 6470948, 17795107, 35590214, 71180428]

約数ペア:

[(1, 71180428), (2, 35590214), (4, 17795107), (11, 6470948), (17, 4187084), (22, 3235474), (34, 2093542), (41, 1736108), (44, 1617737), (68, 1046771), (82, 868054), (121, 588268), (164, 434027), (187, 380644), (211, 337348), (242, 294134), (374, 190322), (422, 168674), (451, 157828), (484, 147067), (697, 102124), (748, 95161), (844, 84337), (902, 78914), (1394, 51062), (1804, 39457), (2057, 34604), (2321, 30668), (2788, 25531), (3587, 19844), (4114, 17302), (4642, 15334), (4961, 14348), (7174, 9922), (7667, 9284), (8228, 8651)]