87960850

素因数分解:

$2^1\times 5^2\times {\mathrm{137}}^1\times {\mathrm{12841}}^1$

素因数の和:12990

約数の個数: 24

約数和(自身を含む): 164814228

約数和(自身を除く): 76853378

約数列:

[1, 2, 5, 10, 25, 50, 137, 274, 685, 1370, 3425, 6850, 12841, 25682, 64205, 128410, 321025, 642050, 1759217, 3518434, 8796085, 17592170, 43980425, 87960850]

約数ペア:

[(1, 87960850), (2, 43980425), (5, 17592170), (10, 8796085), (25, 3518434), (50, 1759217), (137, 642050), (274, 321025), (685, 128410), (1370, 64205), (3425, 25682), (6850, 12841)]