217200050

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{48809}}^1$

素因数の和:48910

約数の個数: 24

約数和(自身を含む): 408539700

約数和(自身を除く): 191339650

約数列:

[1, 2, 5, 10, 25, 50, 89, 178, 445, 890, 2225, 4450, 48809, 97618, 244045, 488090, 1220225, 2440450, 4344001, 8688002, 21720005, 43440010, 108600025, 217200050]

約数ペア:

[(1, 217200050), (2, 108600025), (5, 43440010), (10, 21720005), (25, 8688002), (50, 4344001), (89, 2440450), (178, 1220225), (445, 488090), (890, 244045), (2225, 97618), (4450, 48809)]