2016154975

素因数分解:

$5^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{293}}^1$

素因数の和:556

約数の個数: 48

約数和(自身を含む): 2651517792

約数和(自身を除く): 635362817

約数列:

[1, 5, 25, 37, 43, 173, 185, 215, 293, 865, 925, 1075, 1465, 1591, 4325, 6401, 7325, 7439, 7955, 10841, 12599, 32005, 37195, 39775, 50689, 54205, 62995, 160025, 185975, 253445, 271025, 275243, 314975, 466163, 1267225, 1376215, 1875493, 2179627, 2330815, 6881075, 9377465, 10898135, 11654075, 46887325, 54490675, 80646199, 403230995, 2016154975]

約数ペア:

[(1, 2016154975), (5, 403230995), (25, 80646199), (37, 54490675), (43, 46887325), (173, 11654075), (185, 10898135), (215, 9377465), (293, 6881075), (865, 2330815), (925, 2179627), (1075, 1875493), (1465, 1376215), (1591, 1267225), (4325, 466163), (6401, 314975), (7325, 275243), (7439, 271025), (7955, 253445), (10841, 185975), (12599, 160025), (32005, 62995), (37195, 54205), (39775, 50689)]