56478845

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{1657}}^1$

素因数の和:2080

約数の個数: 16

約数和(自身を含む): 71983728

約数和(自身を除く): 15504883

約数列:

[1, 5, 17, 85, 401, 1657, 2005, 6817, 8285, 28169, 34085, 140845, 664457, 3322285, 11295769, 56478845]

約数ペア:

[(1, 56478845), (5, 11295769), (17, 3322285), (85, 664457), (401, 140845), (1657, 34085), (2005, 28169), (6817, 8285)]