163349320

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{40433}}^1$

素因数の和:40545

約数の個数: 32

約数和(自身を含む): 371184120

約数和(自身を除く): 207834800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 40433, 80866, 161732, 202165, 323464, 404330, 808660, 1617320, 4083733, 8167466, 16334932, 20418665, 32669864, 40837330, 81674660, 163349320]

約数ペア:

[(1, 163349320), (2, 81674660), (4, 40837330), (5, 32669864), (8, 20418665), (10, 16334932), (20, 8167466), (40, 4083733), (101, 1617320), (202, 808660), (404, 404330), (505, 323464), (808, 202165), (1010, 161732), (2020, 80866), (4040, 40433)]