80820558

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{16447}}^1$

素因数の和:16478

約数の個数: 64

約数和(自身を含む): 221061120

約数和(自身を除く): 140240562

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 78, 91, 117, 126, 182, 189, 234, 273, 351, 378, 546, 702, 819, 1638, 2457, 4914, 16447, 32894, 49341, 98682, 115129, 148023, 213811, 230258, 296046, 345387, 427622, 444069, 641433, 690774, 888138, 1036161, 1282866, 1496677, 1924299, 2072322, 2993354, 3108483, 3848598, 4490031, 5772897, 6216966, 8980062, 11545794, 13470093, 26940186, 40410279, 80820558]

約数ペア:

[(1, 80820558), (2, 40410279), (3, 26940186), (6, 13470093), (7, 11545794), (9, 8980062), (13, 6216966), (14, 5772897), (18, 4490031), (21, 3848598), (26, 3108483), (27, 2993354), (39, 2072322), (42, 1924299), (54, 1496677), (63, 1282866), (78, 1036161), (91, 888138), (117, 690774), (126, 641433), (182, 444069), (189, 427622), (234, 345387), (273, 296046), (351, 230258), (378, 213811), (546, 148023), (702, 115129), (819, 98682), (1638, 49341), (2457, 32894), (4914, 16447)]