80821111990

素因数分解:

$2^1\times 5^1\times {\mathrm{509}}^1\times {\mathrm{1567}}^1\times {\mathrm{10133}}^1$

素因数の和:12216

約数の個数: 32

約数和(自身を含む): 145871228160

約数和(自身を除く): 65050116170

約数列:

[1, 2, 5, 10, 509, 1018, 1567, 2545, 3134, 5090, 7835, 10133, 15670, 20266, 50665, 101330, 797603, 1595206, 3988015, 5157697, 7976030, 10315394, 15878411, 25788485, 31756822, 51576970, 79392055, 158784110, 8082111199, 16164222398, 40410555995, 80821111990]

約数ペア:

[(1, 80821111990), (2, 40410555995), (5, 16164222398), (10, 8082111199), (509, 158784110), (1018, 79392055), (1567, 51576970), (2545, 31756822), (3134, 25788485), (5090, 15878411), (7835, 10315394), (10133, 7976030), (15670, 5157697), (20266, 3988015), (50665, 1595206), (101330, 797603)]