72158992

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{173}}^1\times {\mathrm{199}}^1$

素因数の和:511

約数の個数: 40

約数和(自身を含む): 142401600

約数和(自身を除く): 70242608

約数列:

[1, 2, 4, 8, 16, 131, 173, 199, 262, 346, 398, 524, 692, 796, 1048, 1384, 1592, 2096, 2768, 3184, 22663, 26069, 34427, 45326, 52138, 68854, 90652, 104276, 137708, 181304, 208552, 275416, 362608, 417104, 550832, 4509937, 9019874, 18039748, 36079496, 72158992]

約数ペア:

[(1, 72158992), (2, 36079496), (4, 18039748), (8, 9019874), (16, 4509937), (131, 550832), (173, 417104), (199, 362608), (262, 275416), (346, 208552), (398, 181304), (524, 137708), (692, 104276), (796, 90652), (1048, 68854), (1384, 52138), (1592, 45326), (2096, 34427), (2768, 26069), (3184, 22663)]