64005205

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2663}}^1$

素因数の和:2721

約数の個数: 32

約数和(自身を含む): 92067840

約数和(自身を除く): 28062635

約数列:

[1, 5, 11, 19, 23, 55, 95, 115, 209, 253, 437, 1045, 1265, 2185, 2663, 4807, 13315, 24035, 29293, 50597, 61249, 146465, 252985, 306245, 556567, 673739, 1163731, 2782835, 3368695, 5818655, 12801041, 64005205]

約数ペア:

[(1, 64005205), (5, 12801041), (11, 5818655), (19, 3368695), (23, 2782835), (55, 1163731), (95, 673739), (115, 556567), (209, 306245), (253, 252985), (437, 146465), (1045, 61249), (1265, 50597), (2185, 29293), (2663, 24035), (4807, 13315)]