72249575

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{3617}}^1$

素因数の和:3691

約数の個数: 24

約数和(自身を含む): 96904512

約数和(自身を除く): 24654937

約数列:

[1, 5, 17, 25, 47, 85, 235, 425, 799, 1175, 3617, 3995, 18085, 19975, 61489, 90425, 169999, 307445, 849995, 1537225, 2889983, 4249975, 14449915, 72249575]

約数ペア:

[(1, 72249575), (5, 14449915), (17, 4249975), (25, 2889983), (47, 1537225), (85, 849995), (235, 307445), (425, 169999), (799, 90425), (1175, 61489), (3617, 19975), (3995, 18085)]