25070215

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{1619}}^1$

素因数の和:1806

約数の個数: 16

約数和(自身を含む): 31881600

約数和(自身を除く): 6811385

約数列:

[1, 5, 19, 95, 163, 815, 1619, 3097, 8095, 15485, 30761, 153805, 263897, 1319485, 5014043, 25070215]

約数ペア:

[(1, 25070215), (5, 5014043), (19, 1319485), (95, 263897), (163, 153805), (815, 30761), (1619, 15485), (3097, 8095)]