85458440

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{30091}}^1$

素因数の和:30173

約数の個数: 32

約数和(自身を含む): 194996160

約数和(自身を除く): 109537720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 30091, 60182, 120364, 150455, 240728, 300910, 601820, 1203640, 2136461, 4272922, 8545844, 10682305, 17091688, 21364610, 42729220, 85458440]

約数ペア:

[(1, 85458440), (2, 42729220), (4, 21364610), (5, 17091688), (8, 10682305), (10, 8545844), (20, 4272922), (40, 2136461), (71, 1203640), (142, 601820), (284, 300910), (355, 240728), (568, 150455), (710, 120364), (1420, 60182), (2840, 30091)]