64349792

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{163}}^1$

素因数の和:272

約数の個数: 72

約数和(自身を含む): 139915944

約数和(自身を除く): 75566152

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 73, 104, 146, 163, 169, 208, 292, 326, 338, 416, 584, 652, 676, 949, 1168, 1304, 1352, 1898, 2119, 2336, 2608, 2704, 3796, 4238, 5216, 5408, 7592, 8476, 11899, 12337, 15184, 16952, 23798, 24674, 27547, 30368, 33904, 47596, 49348, 55094, 67808, 95192, 98696, 110188, 154687, 190384, 197392, 220376, 309374, 380768, 394784, 440752, 618748, 881504, 1237496, 2010931, 2474992, 4021862, 4949984, 8043724, 16087448, 32174896, 64349792]

約数ペア:

[(1, 64349792), (2, 32174896), (4, 16087448), (8, 8043724), (13, 4949984), (16, 4021862), (26, 2474992), (32, 2010931), (52, 1237496), (73, 881504), (104, 618748), (146, 440752), (163, 394784), (169, 380768), (208, 309374), (292, 220376), (326, 197392), (338, 190384), (416, 154687), (584, 110188), (652, 98696), (676, 95192), (949, 67808), (1168, 55094), (1304, 49348), (1352, 47596), (1898, 33904), (2119, 30368), (2336, 27547), (2608, 24674), (2704, 23798), (3796, 16952), (4238, 15184), (5216, 12337), (5408, 11899), (7592, 8476)]