87856592

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{90017}}^1$

素因数の和:90086

約数の個数: 20

約数和(自身を含む): 173014596

約数和(自身を除く): 85158004

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 90017, 180034, 360068, 720136, 1440272, 5491037, 10982074, 21964148, 43928296, 87856592]

約数ペア:

[(1, 87856592), (2, 43928296), (4, 21964148), (8, 10982074), (16, 5491037), (61, 1440272), (122, 720136), (244, 360068), (488, 180034), (976, 90017)]