160651220

素因数分解:

$2^2\times 5^1\times {\mathrm{809}}^1\times {\mathrm{9929}}^1$

素因数の和:10747

約数の個数: 24

約数和(自身を含む): 337818600

約数和(自身を除く): 177167380

約数列:

[1, 2, 4, 5, 10, 20, 809, 1618, 3236, 4045, 8090, 9929, 16180, 19858, 39716, 49645, 99290, 198580, 8032561, 16065122, 32130244, 40162805, 80325610, 160651220]

約数ペア:

[(1, 160651220), (2, 80325610), (4, 40162805), (5, 32130244), (10, 16065122), (20, 8032561), (809, 198580), (1618, 99290), (3236, 49645), (4045, 39716), (8090, 19858), (9929, 16180)]