251186552

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{12203}}^1$

素因数の和:12323

約数の個数: 32

約数和(自身を含む): 492065280

約数和(自身を除く): 240878728

約数列:

[1, 2, 4, 8, 31, 62, 83, 124, 166, 248, 332, 664, 2573, 5146, 10292, 12203, 20584, 24406, 48812, 97624, 378293, 756586, 1012849, 1513172, 2025698, 3026344, 4051396, 8102792, 31398319, 62796638, 125593276, 251186552]

約数ペア:

[(1, 251186552), (2, 125593276), (4, 62796638), (8, 31398319), (31, 8102792), (62, 4051396), (83, 3026344), (124, 2025698), (166, 1513172), (248, 1012849), (332, 756586), (664, 378293), (2573, 97624), (5146, 48812), (10292, 24406), (12203, 20584)]