53401280

素因数分解:

$2^6\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1531}}^1$

素因数の和:1657

約数の個数: 56

約数和(自身を含む): 128412240

約数和(自身を除く): 75010960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 109, 160, 218, 320, 436, 545, 872, 1090, 1531, 1744, 2180, 3062, 3488, 4360, 6124, 6976, 7655, 8720, 12248, 15310, 17440, 24496, 30620, 34880, 48992, 61240, 97984, 122480, 166879, 244960, 333758, 489920, 667516, 834395, 1335032, 1668790, 2670064, 3337580, 5340128, 6675160, 10680256, 13350320, 26700640, 53401280]

約数ペア:

[(1, 53401280), (2, 26700640), (4, 13350320), (5, 10680256), (8, 6675160), (10, 5340128), (16, 3337580), (20, 2670064), (32, 1668790), (40, 1335032), (64, 834395), (80, 667516), (109, 489920), (160, 333758), (218, 244960), (320, 166879), (436, 122480), (545, 97984), (872, 61240), (1090, 48992), (1531, 34880), (1744, 30620), (2180, 24496), (3062, 17440), (3488, 15310), (4360, 12248), (6124, 8720), (6976, 7655)]