159607780

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{60919}}^1$

素因数の和:61059

約数の個数: 24

約数和(自身を含む): 337740480

約数和(自身を除く): 178132700

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 60919, 121838, 243676, 304595, 609190, 1218380, 7980389, 15960778, 31921556, 39901945, 79803890, 159607780]

約数ペア:

[(1, 159607780), (2, 79803890), (4, 39901945), (5, 31921556), (10, 15960778), (20, 7980389), (131, 1218380), (262, 609190), (524, 304595), (655, 243676), (1310, 121838), (2620, 60919)]