80396950

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{51869}}^1$

素因数の和:51912

約数の個数: 24

約数和(自身を含む): 154365120

約数和(自身を除く): 73968170

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 155, 310, 775, 1550, 51869, 103738, 259345, 518690, 1296725, 1607939, 2593450, 3215878, 8039695, 16079390, 40198475, 80396950]

約数ペア:

[(1, 80396950), (2, 40198475), (5, 16079390), (10, 8039695), (25, 3215878), (31, 2593450), (50, 1607939), (62, 1296725), (155, 518690), (310, 259345), (775, 103738), (1550, 51869)]