80870876

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{373}}^1\times {\mathrm{809}}^1$

素因数の和:1253

約数の個数: 24

約数和(自身を含む): 144199440

約数和(自身を除く): 63328564

約数列:

[1, 2, 4, 67, 134, 268, 373, 746, 809, 1492, 1618, 3236, 24991, 49982, 54203, 99964, 108406, 216812, 301757, 603514, 1207028, 20217719, 40435438, 80870876]

約数ペア:

[(1, 80870876), (2, 40435438), (4, 20217719), (67, 1207028), (134, 603514), (268, 301757), (373, 216812), (746, 108406), (809, 99964), (1492, 54203), (1618, 49982), (3236, 24991)]