80626660

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{130043}}^1$

素因数の和:130083

約数の個数: 24

約数和(自身を含む): 174779136

約数和(自身を除く): 94152476

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 130043, 260086, 520172, 650215, 1300430, 2600860, 4031333, 8062666, 16125332, 20156665, 40313330, 80626660]

約数ペア:

[(1, 80626660), (2, 40313330), (4, 20156665), (5, 16125332), (10, 8062666), (20, 4031333), (31, 2600860), (62, 1300430), (124, 650215), (155, 520172), (310, 260086), (620, 130043)]