66540448

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^2$

素因数の和:234

約数の個数: 72

約数和(自身を含む): 150933132

約数和(自身を除く): 84392684

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 68, 97, 104, 136, 194, 208, 221, 272, 388, 416, 442, 544, 776, 884, 1261, 1552, 1649, 1768, 2522, 3104, 3298, 3536, 5044, 6596, 7072, 9409, 10088, 13192, 18818, 20176, 21437, 26384, 37636, 40352, 42874, 52768, 75272, 85748, 122317, 150544, 159953, 171496, 244634, 301088, 319906, 342992, 489268, 639812, 685984, 978536, 1279624, 1957072, 2079389, 2559248, 3914144, 4158778, 5118496, 8317556, 16635112, 33270224, 66540448]

約数ペア:

[(1, 66540448), (2, 33270224), (4, 16635112), (8, 8317556), (13, 5118496), (16, 4158778), (17, 3914144), (26, 2559248), (32, 2079389), (34, 1957072), (52, 1279624), (68, 978536), (97, 685984), (104, 639812), (136, 489268), (194, 342992), (208, 319906), (221, 301088), (272, 244634), (388, 171496), (416, 159953), (442, 150544), (544, 122317), (776, 85748), (884, 75272), (1261, 52768), (1552, 42874), (1649, 40352), (1768, 37636), (2522, 26384), (3104, 21437), (3298, 20176), (3536, 18818), (5044, 13192), (6596, 10088), (7072, 9409)]