206722672

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{797}}^1$

素因数の和:890

約数の個数: 80

約数和(自身を含む): 457158240

約数和(自身を除く): 250435568

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 43, 52, 58, 86, 104, 116, 172, 208, 232, 344, 377, 464, 559, 688, 754, 797, 1118, 1247, 1508, 1594, 2236, 2494, 3016, 3188, 4472, 4988, 6032, 6376, 8944, 9976, 10361, 12752, 16211, 19952, 20722, 23113, 32422, 34271, 41444, 46226, 64844, 68542, 82888, 92452, 129688, 137084, 165776, 184904, 259376, 274168, 300469, 369808, 445523, 548336, 600938, 891046, 993859, 1201876, 1782092, 1987718, 2403752, 3564184, 3975436, 4807504, 7128368, 7950872, 12920167, 15901744, 25840334, 51680668, 103361336, 206722672]

約数ペア:

[(1, 206722672), (2, 103361336), (4, 51680668), (8, 25840334), (13, 15901744), (16, 12920167), (26, 7950872), (29, 7128368), (43, 4807504), (52, 3975436), (58, 3564184), (86, 2403752), (104, 1987718), (116, 1782092), (172, 1201876), (208, 993859), (232, 891046), (344, 600938), (377, 548336), (464, 445523), (559, 369808), (688, 300469), (754, 274168), (797, 259376), (1118, 184904), (1247, 165776), (1508, 137084), (1594, 129688), (2236, 92452), (2494, 82888), (3016, 68542), (3188, 64844), (4472, 46226), (4988, 41444), (6032, 34271), (6376, 32422), (8944, 23113), (9976, 20722), (10361, 19952), (12752, 16211)]