51964280

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{35111}}^1$

素因数の和:35159

約数の個数: 32

約数和(自身を含む): 120083040

約数和(自身を除く): 68118760

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 35111, 70222, 140444, 175555, 280888, 351110, 702220, 1299107, 1404440, 2598214, 5196428, 6495535, 10392856, 12991070, 25982140, 51964280]

約数ペア:

[(1, 51964280), (2, 25982140), (4, 12991070), (5, 10392856), (8, 6495535), (10, 5196428), (20, 2598214), (37, 1404440), (40, 1299107), (74, 702220), (148, 351110), (185, 280888), (296, 175555), (370, 140444), (740, 70222), (1480, 35111)]