80208656

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{241}}^1$

素因数の和:352

約数の個数: 80

約数和(自身を含む): 178607616

約数和(自身を除く): 98398960

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 61, 62, 88, 122, 124, 176, 241, 244, 248, 341, 482, 488, 496, 671, 682, 964, 976, 1342, 1364, 1891, 1928, 2651, 2684, 2728, 3782, 3856, 5302, 5368, 5456, 7471, 7564, 10604, 10736, 14701, 14942, 15128, 20801, 21208, 29402, 29884, 30256, 41602, 42416, 58804, 59768, 82181, 83204, 117608, 119536, 161711, 164362, 166408, 235216, 323422, 328724, 332816, 455731, 646844, 657448, 911462, 1293688, 1314896, 1822924, 2587376, 3645848, 5013041, 7291696, 10026082, 20052164, 40104328, 80208656]

約数ペア:

[(1, 80208656), (2, 40104328), (4, 20052164), (8, 10026082), (11, 7291696), (16, 5013041), (22, 3645848), (31, 2587376), (44, 1822924), (61, 1314896), (62, 1293688), (88, 911462), (122, 657448), (124, 646844), (176, 455731), (241, 332816), (244, 328724), (248, 323422), (341, 235216), (482, 166408), (488, 164362), (496, 161711), (671, 119536), (682, 117608), (964, 83204), (976, 82181), (1342, 59768), (1364, 58804), (1891, 42416), (1928, 41602), (2651, 30256), (2684, 29884), (2728, 29402), (3782, 21208), (3856, 20801), (5302, 15128), (5368, 14942), (5456, 14701), (7471, 10736), (7564, 10604)]