78466064

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{213223}}^1$

素因数の和:213254

約数の個数: 20

約数和(自身を含む): 158638656

約数和(自身を除く): 80172592

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 213223, 426446, 852892, 1705784, 3411568, 4904129, 9808258, 19616516, 39233032, 78466064]

約数ペア:

[(1, 78466064), (2, 39233032), (4, 19616516), (8, 9808258), (16, 4904129), (23, 3411568), (46, 1705784), (92, 852892), (184, 426446), (368, 213223)]