66824225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1619}}^1$

素因数の和:1769

約数の個数: 24

約数和(自身を含む): 89994240

約数和(自身を除く): 23170015

約数列:

[1, 5, 13, 25, 65, 127, 325, 635, 1619, 1651, 3175, 8095, 8255, 21047, 40475, 41275, 105235, 205613, 526175, 1028065, 2672969, 5140325, 13364845, 66824225]

約数ペア:

[(1, 66824225), (5, 13364845), (13, 5140325), (25, 2672969), (65, 1028065), (127, 526175), (325, 205613), (635, 105235), (1619, 41275), (1651, 40475), (3175, 21047), (8095, 8255)]