7980075

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{1223}}^1$

素因数の和:1268

約数の個数: 36

約数和(自身を含む): 14798160

約数和(自身を除く): 6818085

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 87, 145, 225, 261, 435, 725, 1223, 1305, 2175, 3669, 6115, 6525, 11007, 18345, 30575, 35467, 55035, 91725, 106401, 177335, 275175, 319203, 532005, 886675, 1596015, 2660025, 7980075]

約数ペア:

[(1, 7980075), (3, 2660025), (5, 1596015), (9, 886675), (15, 532005), (25, 319203), (29, 275175), (45, 177335), (75, 106401), (87, 91725), (145, 55035), (225, 35467), (261, 30575), (435, 18345), (725, 11007), (1223, 6525), (1305, 6115), (2175, 3669)]