214980725

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{337}}^1$

素因数の和:462

約数の個数: 48

約数和(自身を含む): 301766400

約数和(自身を除く): 86785675

約数列:

[1, 5, 17, 19, 25, 79, 85, 95, 323, 337, 395, 425, 475, 1343, 1501, 1615, 1685, 1975, 5729, 6403, 6715, 7505, 8075, 8425, 25517, 26623, 28645, 32015, 33575, 37525, 108851, 127585, 133115, 143225, 160075, 452591, 505837, 544255, 637925, 665575, 2262955, 2529185, 2721275, 8599229, 11314775, 12645925, 42996145, 214980725]

約数ペア:

[(1, 214980725), (5, 42996145), (17, 12645925), (19, 11314775), (25, 8599229), (79, 2721275), (85, 2529185), (95, 2262955), (323, 665575), (337, 637925), (395, 544255), (425, 505837), (475, 452591), (1343, 160075), (1501, 143225), (1615, 133115), (1685, 127585), (1975, 108851), (5729, 37525), (6403, 33575), (6715, 32015), (7505, 28645), (8075, 26623), (8425, 25517)]