64991552

素因数分解:

$2^6\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{97}}^1$

素因数の和:176

約数の個数: 84

約数和(自身を含む): 142257780

約数和(自身を除く): 77266228

約数列:

[1, 2, 4, 8, 16, 19, 29, 32, 38, 58, 64, 76, 97, 116, 152, 194, 232, 304, 361, 388, 464, 551, 608, 722, 776, 928, 1102, 1216, 1444, 1552, 1843, 1856, 2204, 2813, 2888, 3104, 3686, 4408, 5626, 5776, 6208, 7372, 8816, 10469, 11252, 11552, 14744, 17632, 20938, 22504, 23104, 29488, 35017, 35264, 41876, 45008, 53447, 58976, 70034, 83752, 90016, 106894, 117952, 140068, 167504, 180032, 213788, 280136, 335008, 427576, 560272, 670016, 855152, 1015493, 1120544, 1710304, 2030986, 2241088, 3420608, 4061972, 8123944, 16247888, 32495776, 64991552]

約数ペア:

[(1, 64991552), (2, 32495776), (4, 16247888), (8, 8123944), (16, 4061972), (19, 3420608), (29, 2241088), (32, 2030986), (38, 1710304), (58, 1120544), (64, 1015493), (76, 855152), (97, 670016), (116, 560272), (152, 427576), (194, 335008), (232, 280136), (304, 213788), (361, 180032), (388, 167504), (464, 140068), (551, 117952), (608, 106894), (722, 90016), (776, 83752), (928, 70034), (1102, 58976), (1216, 53447), (1444, 45008), (1552, 41876), (1843, 35264), (1856, 35017), (2204, 29488), (2813, 23104), (2888, 22504), (3104, 20938), (3686, 17632), (4408, 14744), (5626, 11552), (5776, 11252), (6208, 10469), (7372, 8816)]