80988138

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{823}}^1$

素因数の和:920

約数の個数: 96

約数和(自身を含む): 222124032

約数和(自身を除く): 141135894

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 63, 66, 71, 77, 99, 126, 142, 154, 198, 213, 231, 426, 462, 497, 639, 693, 781, 823, 994, 1278, 1386, 1491, 1562, 1646, 2343, 2469, 2982, 4473, 4686, 4938, 5467, 5761, 7029, 7407, 8946, 9053, 10934, 11522, 14058, 14814, 16401, 17283, 18106, 27159, 32802, 34566, 49203, 51849, 54318, 58433, 63371, 81477, 98406, 103698, 116866, 126742, 162954, 175299, 190113, 350598, 380226, 409031, 525897, 570339, 642763, 818062, 1051794, 1140678, 1227093, 1285526, 1928289, 2454186, 3681279, 3856578, 4499341, 5784867, 7362558, 8998682, 11569734, 13498023, 26996046, 40494069, 80988138]

約数ペア:

[(1, 80988138), (2, 40494069), (3, 26996046), (6, 13498023), (7, 11569734), (9, 8998682), (11, 7362558), (14, 5784867), (18, 4499341), (21, 3856578), (22, 3681279), (33, 2454186), (42, 1928289), (63, 1285526), (66, 1227093), (71, 1140678), (77, 1051794), (99, 818062), (126, 642763), (142, 570339), (154, 525897), (198, 409031), (213, 380226), (231, 350598), (426, 190113), (462, 175299), (497, 162954), (639, 126742), (693, 116866), (781, 103698), (823, 98406), (994, 81477), (1278, 63371), (1386, 58433), (1491, 54318), (1562, 51849), (1646, 49203), (2343, 34566), (2469, 32802), (2982, 27159), (4473, 18106), (4686, 17283), (4938, 16401), (5467, 14814), (5761, 14058), (7029, 11522), (7407, 10934), (8946, 9053)]