25388025

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{2003}}^1$

素因数の和:2042

約数の個数: 36

約数和(自身を含む): 45474768

約数和(自身を除く): 20086743

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 169, 195, 325, 507, 845, 975, 2003, 2535, 4225, 6009, 10015, 12675, 26039, 30045, 50075, 78117, 130195, 150225, 338507, 390585, 650975, 1015521, 1692535, 1952925, 5077605, 8462675, 25388025]

約数ペア:

[(1, 25388025), (3, 8462675), (5, 5077605), (13, 1952925), (15, 1692535), (25, 1015521), (39, 650975), (65, 390585), (75, 338507), (169, 150225), (195, 130195), (325, 78117), (507, 50075), (845, 30045), (975, 26039), (2003, 12675), (2535, 10015), (4225, 6009)]