65890264

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{1787}}^1$

素因数の和:2223

約数の個数: 32

約数和(自身を含む): 135172800

約数和(自身を除く): 69282536

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 419, 838, 1676, 1787, 3352, 3574, 4609, 7148, 9218, 14296, 18436, 19657, 36872, 39314, 78628, 157256, 748753, 1497506, 2995012, 5990024, 8236283, 16472566, 32945132, 65890264]

約数ペア:

[(1, 65890264), (2, 32945132), (4, 16472566), (8, 8236283), (11, 5990024), (22, 2995012), (44, 1497506), (88, 748753), (419, 157256), (838, 78628), (1676, 39314), (1787, 36872), (3352, 19657), (3574, 18436), (4609, 14296), (7148, 9218)]