51866560

素因数分解:

$2^6\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1487}}^1$

素因数の和:1613

約数の個数: 56

約数和(自身を含む): 124724160

約数和(自身を除く): 72857600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 109, 160, 218, 320, 436, 545, 872, 1090, 1487, 1744, 2180, 2974, 3488, 4360, 5948, 6976, 7435, 8720, 11896, 14870, 17440, 23792, 29740, 34880, 47584, 59480, 95168, 118960, 162083, 237920, 324166, 475840, 648332, 810415, 1296664, 1620830, 2593328, 3241660, 5186656, 6483320, 10373312, 12966640, 25933280, 51866560]

約数ペア:

[(1, 51866560), (2, 25933280), (4, 12966640), (5, 10373312), (8, 6483320), (10, 5186656), (16, 3241660), (20, 2593328), (32, 1620830), (40, 1296664), (64, 810415), (80, 648332), (109, 475840), (160, 324166), (218, 237920), (320, 162083), (436, 118960), (545, 95168), (872, 59480), (1090, 47584), (1487, 34880), (1744, 29740), (2180, 23792), (2974, 17440), (3488, 14870), (4360, 11896), (5948, 8720), (6976, 7435)]