71257984

素因数分解:

$2^7\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1187}}^1$

素因数の和:1275

約数の個数: 64

約数和(自身を含む): 164799360

約数和(自身を除く): 93541376

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 67, 112, 128, 134, 224, 268, 448, 469, 536, 896, 938, 1072, 1187, 1876, 2144, 2374, 3752, 4288, 4748, 7504, 8309, 8576, 9496, 15008, 16618, 18992, 30016, 33236, 37984, 60032, 66472, 75968, 79529, 132944, 151936, 159058, 265888, 318116, 531776, 556703, 636232, 1063552, 1113406, 1272464, 2226812, 2544928, 4453624, 5089856, 8907248, 10179712, 17814496, 35628992, 71257984]

約数ペア:

[(1, 71257984), (2, 35628992), (4, 17814496), (7, 10179712), (8, 8907248), (14, 5089856), (16, 4453624), (28, 2544928), (32, 2226812), (56, 1272464), (64, 1113406), (67, 1063552), (112, 636232), (128, 556703), (134, 531776), (224, 318116), (268, 265888), (448, 159058), (469, 151936), (536, 132944), (896, 79529), (938, 75968), (1072, 66472), (1187, 60032), (1876, 37984), (2144, 33236), (2374, 30016), (3752, 18992), (4288, 16618), (4748, 15008), (7504, 9496), (8309, 8576)]