64771275

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1373}}^1$

素因数の和:1440

約数の個数: 48

約数和(自身を含む): 116537184

約数和(自身を除く): 51765909

約数列:

[1, 3, 5, 15, 17, 25, 37, 51, 75, 85, 111, 185, 255, 425, 555, 629, 925, 1275, 1373, 1887, 2775, 3145, 4119, 6865, 9435, 15725, 20595, 23341, 34325, 47175, 50801, 70023, 102975, 116705, 152403, 254005, 350115, 583525, 762015, 863617, 1270025, 1750575, 2590851, 3810075, 4318085, 12954255, 21590425, 64771275]

約数ペア:

[(1, 64771275), (3, 21590425), (5, 12954255), (15, 4318085), (17, 3810075), (25, 2590851), (37, 1750575), (51, 1270025), (75, 863617), (85, 762015), (111, 583525), (185, 350115), (255, 254005), (425, 152403), (555, 116705), (629, 102975), (925, 70023), (1275, 50801), (1373, 47175), (1887, 34325), (2775, 23341), (3145, 20595), (4119, 15725), (6865, 9435)]