281081950

素因数分解:

$2^1\times 5^2\times {\mathrm{433}}^1\times {\mathrm{12983}}^1$

素因数の和:13428

約数の個数: 24

約数和(自身を含む): 524060208

約数和(自身を除く): 242978258

約数列:

[1, 2, 5, 10, 25, 50, 433, 866, 2165, 4330, 10825, 12983, 21650, 25966, 64915, 129830, 324575, 649150, 5621639, 11243278, 28108195, 56216390, 140540975, 281081950]

約数ペア:

[(1, 281081950), (2, 140540975), (5, 56216390), (10, 28108195), (25, 11243278), (50, 5621639), (433, 649150), (866, 324575), (2165, 129830), (4330, 64915), (10825, 25966), (12983, 21650)]