71843968

素因数分解:

$2^7\times 7^1\times {\mathrm{181}}^1\times {\mathrm{443}}^1$

素因数の和:645

約数の個数: 64

約数和(自身を含む): 164848320

約数和(自身を除く): 93004352

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 181, 224, 362, 443, 448, 724, 886, 896, 1267, 1448, 1772, 2534, 2896, 3101, 3544, 5068, 5792, 6202, 7088, 10136, 11584, 12404, 14176, 20272, 23168, 24808, 28352, 40544, 49616, 56704, 80183, 81088, 99232, 160366, 162176, 198464, 320732, 396928, 561281, 641464, 1122562, 1282928, 2245124, 2565856, 4490248, 5131712, 8980496, 10263424, 17960992, 35921984, 71843968]

約数ペア:

[(1, 71843968), (2, 35921984), (4, 17960992), (7, 10263424), (8, 8980496), (14, 5131712), (16, 4490248), (28, 2565856), (32, 2245124), (56, 1282928), (64, 1122562), (112, 641464), (128, 561281), (181, 396928), (224, 320732), (362, 198464), (443, 162176), (448, 160366), (724, 99232), (886, 81088), (896, 80183), (1267, 56704), (1448, 49616), (1772, 40544), (2534, 28352), (2896, 24808), (3101, 23168), (3544, 20272), (5068, 14176), (5792, 12404), (6202, 11584), (7088, 10136)]