83641725

素因数分解:

$3^2\times 5^2\times {\mathrm{223}}^1\times {\mathrm{1667}}^1$

素因数の和:1906

約数の個数: 36

約数和(自身を含む): 150573696

約数和(自身を除く): 66931971

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 223, 225, 669, 1115, 1667, 2007, 3345, 5001, 5575, 8335, 10035, 15003, 16725, 25005, 41675, 50175, 75015, 125025, 371741, 375075, 1115223, 1858705, 3345669, 5576115, 9293525, 16728345, 27880575, 83641725]

約数ペア:

[(1, 83641725), (3, 27880575), (5, 16728345), (9, 9293525), (15, 5576115), (25, 3345669), (45, 1858705), (75, 1115223), (223, 375075), (225, 371741), (669, 125025), (1115, 75015), (1667, 50175), (2007, 41675), (3345, 25005), (5001, 16725), (5575, 15003), (8335, 10035)]