157165660

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{253493}}^1$

素因数の和:253533

約数の個数: 24

約数和(自身を含む): 340695936

約数和(自身を除く): 183530276

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 253493, 506986, 1013972, 1267465, 2534930, 5069860, 7858283, 15716566, 31433132, 39291415, 78582830, 157165660]

約数ペア:

[(1, 157165660), (2, 78582830), (4, 39291415), (5, 31433132), (10, 15716566), (20, 7858283), (31, 5069860), (62, 2534930), (124, 1267465), (155, 1013972), (310, 506986), (620, 253493)]