79683580

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{20021}}^1$

素因数の和:20229

約数の個数: 24

約数和(自身を含む): 168184800

約数和(自身を除く): 88501220

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1990, 3980, 20021, 40042, 80084, 100105, 200210, 400420, 3984179, 7968358, 15936716, 19920895, 39841790, 79683580]

約数ペア:

[(1, 79683580), (2, 39841790), (4, 19920895), (5, 15936716), (10, 7968358), (20, 3984179), (199, 400420), (398, 200210), (796, 100105), (995, 80084), (1990, 40042), (3980, 20021)]