81524216

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{269}}^1\times {\mathrm{881}}^1$

素因数の和:1199

約数の個数: 32

約数和(自身を含む): 157172400

約数和(自身を除く): 75648184

約数列:

[1, 2, 4, 8, 43, 86, 172, 269, 344, 538, 881, 1076, 1762, 2152, 3524, 7048, 11567, 23134, 37883, 46268, 75766, 92536, 151532, 236989, 303064, 473978, 947956, 1895912, 10190527, 20381054, 40762108, 81524216]

約数ペア:

[(1, 81524216), (2, 40762108), (4, 20381054), (8, 10190527), (43, 1895912), (86, 947956), (172, 473978), (269, 303064), (344, 236989), (538, 151532), (881, 92536), (1076, 75766), (1762, 46268), (2152, 37883), (3524, 23134), (7048, 11567)]