51875440

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{9133}}^1$

素因数の和:9217

約数の個数: 40

約数和(自身を含む): 122322528

約数和(自身を除く): 70447088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 9133, 18266, 36532, 45665, 73064, 91330, 146128, 182660, 365320, 648443, 730640, 1296886, 2593772, 3242215, 5187544, 6484430, 10375088, 12968860, 25937720, 51875440]

約数ペア:

[(1, 51875440), (2, 25937720), (4, 12968860), (5, 10375088), (8, 6484430), (10, 5187544), (16, 3242215), (20, 2593772), (40, 1296886), (71, 730640), (80, 648443), (142, 365320), (284, 182660), (355, 146128), (568, 91330), (710, 73064), (1136, 45665), (1420, 36532), (2840, 18266), (5680, 9133)]