65136740

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{39239}}^1$

素因数の和:39331

約数の個数: 24

約数和(自身を含む): 138438720

約数和(自身を除く): 73301980

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 39239, 78478, 156956, 196195, 392390, 784780, 3256837, 6513674, 13027348, 16284185, 32568370, 65136740]

約数ペア:

[(1, 65136740), (2, 32568370), (4, 16284185), (5, 13027348), (10, 6513674), (20, 3256837), (83, 784780), (166, 392390), (332, 196195), (415, 156956), (830, 78478), (1660, 39239)]