71707805

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1873}}^1$

素因数の和:1941

約数の個数: 32

約数和(自身を含む): 100746240

約数和(自身を除く): 29038435

約数列:

[1, 5, 13, 19, 31, 65, 95, 155, 247, 403, 589, 1235, 1873, 2015, 2945, 7657, 9365, 24349, 35587, 38285, 58063, 121745, 177935, 290315, 462631, 754819, 1103197, 2313155, 3774095, 5515985, 14341561, 71707805]

約数ペア:

[(1, 71707805), (5, 14341561), (13, 5515985), (19, 3774095), (31, 2313155), (65, 1103197), (95, 754819), (155, 462631), (247, 290315), (403, 177935), (589, 121745), (1235, 58063), (1873, 38285), (2015, 35587), (2945, 24349), (7657, 9365)]