80009320

素因数分解:

$2^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{6043}}^1$

素因数の和:6385

約数の個数: 32

約数和(自身を含む): 180594720

約数和(自身を除く): 100585400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 331, 662, 1324, 1655, 2648, 3310, 6043, 6620, 12086, 13240, 24172, 30215, 48344, 60430, 120860, 241720, 2000233, 4000466, 8000932, 10001165, 16001864, 20002330, 40004660, 80009320]

約数ペア:

[(1, 80009320), (2, 40004660), (4, 20002330), (5, 16001864), (8, 10001165), (10, 8000932), (20, 4000466), (40, 2000233), (331, 241720), (662, 120860), (1324, 60430), (1655, 48344), (2648, 30215), (3310, 24172), (6043, 13240), (6620, 12086)]