66520844

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{16193}}^1$

素因数の和:16289

約数の個数: 24

約数和(自身を含む): 126960960

約数和(自身を除く): 60440116

約数列:

[1, 2, 4, 13, 26, 52, 79, 158, 316, 1027, 2054, 4108, 16193, 32386, 64772, 210509, 421018, 842036, 1279247, 2558494, 5116988, 16630211, 33260422, 66520844]

約数ペア:

[(1, 66520844), (2, 33260422), (4, 16630211), (13, 5116988), (26, 2558494), (52, 1279247), (79, 842036), (158, 421018), (316, 210509), (1027, 64772), (2054, 32386), (4108, 16193)]