78466768

素因数分解:

$2^4\times {\mathrm{521}}^1\times {\mathrm{9413}}^1$

素因数の和:9942

約数の個数: 20

約数和(自身を含む): 152337348

約数和(自身を除く): 73870580

約数列:

[1, 2, 4, 8, 16, 521, 1042, 2084, 4168, 8336, 9413, 18826, 37652, 75304, 150608, 4904173, 9808346, 19616692, 39233384, 78466768]

約数ペア:

[(1, 78466768), (2, 39233384), (4, 19616692), (8, 9808346), (16, 4904173), (521, 150608), (1042, 75304), (2084, 37652), (4168, 18826), (8336, 9413)]