81132770

素因数分解:

$2^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{59221}}^1$

素因数の和:59365

約数の個数: 16

約数和(自身を含む): 147107448

約数和(自身を除く): 65974678

約数列:

[1, 2, 5, 10, 137, 274, 685, 1370, 59221, 118442, 296105, 592210, 8113277, 16226554, 40566385, 81132770]

約数ペア:

[(1, 81132770), (2, 40566385), (5, 16226554), (10, 8113277), (137, 592210), (274, 296105), (685, 118442), (1370, 59221)]