81403968

素因数分解:

$2^6\times 3^1\times {\mathrm{359}}^1\times {\mathrm{1181}}^1$

素因数の和:1555

約数の個数: 56

約数和(自身を含む): 216164160

約数和(自身を除く): 134760192

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 192, 359, 718, 1077, 1181, 1436, 2154, 2362, 2872, 3543, 4308, 4724, 5744, 7086, 8616, 9448, 11488, 14172, 17232, 18896, 22976, 28344, 34464, 37792, 56688, 68928, 75584, 113376, 226752, 423979, 847958, 1271937, 1695916, 2543874, 3391832, 5087748, 6783664, 10175496, 13567328, 20350992, 27134656, 40701984, 81403968]

約数ペア:

[(1, 81403968), (2, 40701984), (3, 27134656), (4, 20350992), (6, 13567328), (8, 10175496), (12, 6783664), (16, 5087748), (24, 3391832), (32, 2543874), (48, 1695916), (64, 1271937), (96, 847958), (192, 423979), (359, 226752), (718, 113376), (1077, 75584), (1181, 68928), (1436, 56688), (2154, 37792), (2362, 34464), (2872, 28344), (3543, 22976), (4308, 18896), (4724, 17232), (5744, 14172), (7086, 11488), (8616, 9448)]