65067640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{147881}}^1$

素因数の和:147903

約数の個数: 32

約数和(自身を含む): 159712560

約数和(自身を除く): 94644920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 147881, 295762, 591524, 739405, 1183048, 1478810, 1626691, 2957620, 3253382, 5915240, 6506764, 8133455, 13013528, 16266910, 32533820, 65067640]

約数ペア:

[(1, 65067640), (2, 32533820), (4, 16266910), (5, 13013528), (8, 8133455), (10, 6506764), (11, 5915240), (20, 3253382), (22, 2957620), (40, 1626691), (44, 1478810), (55, 1183048), (88, 739405), (110, 591524), (220, 295762), (440, 147881)]