664840130

素因数分解:

$2^1\times 5^1\times {\mathrm{1259}}^1\times {\mathrm{52807}}^1$

素因数の和:54073

約数の個数: 16

約数和(自身を含む): 1197685440

約数和(自身を除く): 532845310

約数列:

[1, 2, 5, 10, 1259, 2518, 6295, 12590, 52807, 105614, 264035, 528070, 66484013, 132968026, 332420065, 664840130]

約数ペア:

[(1, 664840130), (2, 332420065), (5, 132968026), (10, 66484013), (1259, 528070), (2518, 264035), (6295, 105614), (12590, 52807)]