80720352

素因数分解:

$2^5\times 3^2\times {\mathrm{17}}^1\times {\mathrm{16487}}^1$

素因数の和:16520

約数の個数: 72

約数和(自身を含む): 243066096

約数和(自身を除く): 162345744

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 48, 51, 68, 72, 96, 102, 136, 144, 153, 204, 272, 288, 306, 408, 544, 612, 816, 1224, 1632, 2448, 4896, 16487, 32974, 49461, 65948, 98922, 131896, 148383, 197844, 263792, 280279, 296766, 395688, 527584, 560558, 593532, 791376, 840837, 1121116, 1187064, 1582752, 1681674, 2242232, 2374128, 2522511, 3363348, 4484464, 4748256, 5045022, 6726696, 8968928, 10090044, 13453392, 20180088, 26906784, 40360176, 80720352]

約数ペア:

[(1, 80720352), (2, 40360176), (3, 26906784), (4, 20180088), (6, 13453392), (8, 10090044), (9, 8968928), (12, 6726696), (16, 5045022), (17, 4748256), (18, 4484464), (24, 3363348), (32, 2522511), (34, 2374128), (36, 2242232), (48, 1681674), (51, 1582752), (68, 1187064), (72, 1121116), (96, 840837), (102, 791376), (136, 593532), (144, 560558), (153, 527584), (204, 395688), (272, 296766), (288, 280279), (306, 263792), (408, 197844), (544, 148383), (612, 131896), (816, 98922), (1224, 65948), (1632, 49461), (2448, 32974), (4896, 16487)]