290095725

素因数分解:

$3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{977}}^1$

素因数の和:1134

約数の個数: 48

約数和(自身を含む): 497700288

約数和(自身を除く): 207604563

約数列:

[1, 3, 5, 15, 25, 37, 75, 107, 111, 185, 321, 535, 555, 925, 977, 1605, 2675, 2775, 2931, 3959, 4885, 8025, 11877, 14655, 19795, 24425, 36149, 59385, 73275, 98975, 104539, 108447, 180745, 296925, 313617, 522695, 542235, 903725, 1568085, 2613475, 2711175, 3867943, 7840425, 11603829, 19339715, 58019145, 96698575, 290095725]

約数ペア:

[(1, 290095725), (3, 96698575), (5, 58019145), (15, 19339715), (25, 11603829), (37, 7840425), (75, 3867943), (107, 2711175), (111, 2613475), (185, 1568085), (321, 903725), (535, 542235), (555, 522695), (925, 313617), (977, 296925), (1605, 180745), (2675, 108447), (2775, 104539), (2931, 98975), (3959, 73275), (4885, 59385), (8025, 36149), (11877, 24425), (14655, 19795)]