19960725

素因数分解:

$3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{4363}}^1$

素因数の和:4437

約数の個数: 24

約数和(自身を含む): 33550432

約数和(自身を除く): 13589707

約数列:

[1, 3, 5, 15, 25, 61, 75, 183, 305, 915, 1525, 4363, 4575, 13089, 21815, 65445, 109075, 266143, 327225, 798429, 1330715, 3992145, 6653575, 19960725]

約数ペア:

[(1, 19960725), (3, 6653575), (5, 3992145), (15, 1330715), (25, 798429), (61, 327225), (75, 266143), (183, 109075), (305, 65445), (915, 21815), (1525, 13089), (4363, 4575)]