80253872

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{293}}^1$

素因数の和:390

約数の個数: 80

約数和(自身を含む): 177176160

約数和(自身を除く): 96922288

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 53, 68, 76, 106, 136, 152, 212, 272, 293, 304, 323, 424, 586, 646, 848, 901, 1007, 1172, 1292, 1802, 2014, 2344, 2584, 3604, 4028, 4688, 4981, 5168, 5567, 7208, 8056, 9962, 11134, 14416, 15529, 16112, 17119, 19924, 22268, 31058, 34238, 39848, 44536, 62116, 68476, 79696, 89072, 94639, 124232, 136952, 189278, 248464, 263993, 273904, 295051, 378556, 527986, 590102, 757112, 1055972, 1180204, 1514224, 2111944, 2360408, 4223888, 4720816, 5015867, 10031734, 20063468, 40126936, 80253872]

約数ペア:

[(1, 80253872), (2, 40126936), (4, 20063468), (8, 10031734), (16, 5015867), (17, 4720816), (19, 4223888), (34, 2360408), (38, 2111944), (53, 1514224), (68, 1180204), (76, 1055972), (106, 757112), (136, 590102), (152, 527986), (212, 378556), (272, 295051), (293, 273904), (304, 263993), (323, 248464), (424, 189278), (586, 136952), (646, 124232), (848, 94639), (901, 89072), (1007, 79696), (1172, 68476), (1292, 62116), (1802, 44536), (2014, 39848), (2344, 34238), (2584, 31058), (3604, 22268), (4028, 19924), (4688, 17119), (4981, 16112), (5168, 15529), (5567, 14416), (7208, 11134), (8056, 9962)]