2661223136

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{8191}}^1$

素因数の和:8296

約数の個数: 96

約数和(自身を含む): 6242697216

約数和(自身を除く): 3581474080

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 71, 88, 104, 142, 143, 176, 208, 284, 286, 352, 416, 568, 572, 781, 923, 1136, 1144, 1562, 1846, 2272, 2288, 3124, 3692, 4576, 6248, 7384, 8191, 10153, 12496, 14768, 16382, 20306, 24992, 29536, 32764, 40612, 65528, 81224, 90101, 106483, 131056, 162448, 180202, 212966, 262112, 324896, 360404, 425932, 581561, 720808, 851864, 1163122, 1171313, 1441616, 1703728, 2326244, 2342626, 2883232, 3407456, 4652488, 4685252, 6397171, 7560293, 9304976, 9370504, 12794342, 15120586, 18609952, 18741008, 25588684, 30241172, 37482016, 51177368, 60482344, 83163223, 102354736, 120964688, 166326446, 204709472, 241929376, 332652892, 665305784, 1330611568, 2661223136]

約数ペア:

[(1, 2661223136), (2, 1330611568), (4, 665305784), (8, 332652892), (11, 241929376), (13, 204709472), (16, 166326446), (22, 120964688), (26, 102354736), (32, 83163223), (44, 60482344), (52, 51177368), (71, 37482016), (88, 30241172), (104, 25588684), (142, 18741008), (143, 18609952), (176, 15120586), (208, 12794342), (284, 9370504), (286, 9304976), (352, 7560293), (416, 6397171), (568, 4685252), (572, 4652488), (781, 3407456), (923, 2883232), (1136, 2342626), (1144, 2326244), (1562, 1703728), (1846, 1441616), (2272, 1171313), (2288, 1163122), (3124, 851864), (3692, 720808), (4576, 581561), (6248, 425932), (7384, 360404), (8191, 324896), (10153, 262112), (12496, 212966), (14768, 180202), (16382, 162448), (20306, 131056), (24992, 106483), (29536, 90101), (32764, 81224), (40612, 65528)]