65380870

素因数分解:

$2^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{51481}}^1$

素因数の和:51615

約数の個数: 16

約数和(自身を含む): 118614528

約数和(自身を除く): 53233658

約数列:

[1, 2, 5, 10, 127, 254, 635, 1270, 51481, 102962, 257405, 514810, 6538087, 13076174, 32690435, 65380870]

約数ペア:

[(1, 65380870), (2, 32690435), (5, 13076174), (10, 6538087), (127, 514810), (254, 257405), (635, 102962), (1270, 51481)]