661312805

素因数分解:

$5^1\times {\mathrm{151}}^1\times {\mathrm{761}}^1\times {\mathrm{1151}}^1$

素因数の和:2068

約数の個数: 16

約数和(自身を含む): 800575488

約数和(自身を除く): 139262683

約数列:

[1, 5, 151, 755, 761, 1151, 3805, 5755, 114911, 173801, 574555, 869005, 875911, 4379555, 132262561, 661312805]

約数ペア:

[(1, 661312805), (5, 132262561), (151, 4379555), (755, 875911), (761, 869005), (1151, 574555), (3805, 173801), (5755, 114911)]