205127845

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{929}}^1$

素因数の和:1069

約数の個数: 32

約数和(自身を含む): 274982400

約数和(自身を除く): 69854555

約数列:

[1, 5, 13, 43, 65, 79, 215, 395, 559, 929, 1027, 2795, 3397, 4645, 5135, 12077, 16985, 39947, 44161, 60385, 73391, 199735, 220805, 366955, 519311, 954083, 2596555, 3155813, 4770415, 15779065, 41025569, 205127845]

約数ペア:

[(1, 205127845), (5, 41025569), (13, 15779065), (43, 4770415), (65, 3155813), (79, 2596555), (215, 954083), (395, 519311), (559, 366955), (929, 220805), (1027, 199735), (2795, 73391), (3397, 60385), (4645, 44161), (5135, 39947), (12077, 16985)]