200864920

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{38333}}^1$

素因数の和:38475

約数の個数: 32

約数和(自身を含む): 455407920

約数和(自身を除く): 254543000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 38333, 76666, 153332, 191665, 306664, 383330, 766660, 1533320, 5021623, 10043246, 20086492, 25108115, 40172984, 50216230, 100432460, 200864920]

約数ペア:

[(1, 200864920), (2, 100432460), (4, 50216230), (5, 40172984), (8, 25108115), (10, 20086492), (20, 10043246), (40, 5021623), (131, 1533320), (262, 766660), (524, 383330), (655, 306664), (1048, 191665), (1310, 153332), (2620, 76666), (5240, 38333)]