80999776

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{571}}^1$

素因数の和:636

約数の個数: 96

約数和(自身を含む): 193729536

約数和(自身を除く): 112729760

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 31, 32, 44, 52, 62, 88, 104, 124, 143, 176, 208, 248, 286, 341, 352, 403, 416, 496, 571, 572, 682, 806, 992, 1142, 1144, 1364, 1612, 2284, 2288, 2728, 3224, 4433, 4568, 4576, 5456, 6281, 6448, 7423, 8866, 9136, 10912, 12562, 12896, 14846, 17701, 17732, 18272, 25124, 29692, 35402, 35464, 50248, 59384, 70804, 70928, 81653, 100496, 118768, 141608, 141856, 163306, 194711, 200992, 230113, 237536, 283216, 326612, 389422, 460226, 566432, 653224, 778844, 920452, 1306448, 1557688, 1840904, 2531243, 2612896, 3115376, 3681808, 5062486, 6230752, 7363616, 10124972, 20249944, 40499888, 80999776]

約数ペア:

[(1, 80999776), (2, 40499888), (4, 20249944), (8, 10124972), (11, 7363616), (13, 6230752), (16, 5062486), (22, 3681808), (26, 3115376), (31, 2612896), (32, 2531243), (44, 1840904), (52, 1557688), (62, 1306448), (88, 920452), (104, 778844), (124, 653224), (143, 566432), (176, 460226), (208, 389422), (248, 326612), (286, 283216), (341, 237536), (352, 230113), (403, 200992), (416, 194711), (496, 163306), (571, 141856), (572, 141608), (682, 118768), (806, 100496), (992, 81653), (1142, 70928), (1144, 70804), (1364, 59384), (1612, 50248), (2284, 35464), (2288, 35402), (2728, 29692), (3224, 25124), (4433, 18272), (4568, 17732), (4576, 17701), (5456, 14846), (6281, 12896), (6448, 12562), (7423, 10912), (8866, 9136)]