25152580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{66191}}^1$

素因数の和:66219

約数の個数: 24

約数和(自身を含む): 55601280

約数和(自身を除く): 30448700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 66191, 132382, 264764, 330955, 661910, 1257629, 1323820, 2515258, 5030516, 6288145, 12576290, 25152580]

約数ペア:

[(1, 25152580), (2, 12576290), (4, 6288145), (5, 5030516), (10, 2515258), (19, 1323820), (20, 1257629), (38, 661910), (76, 330955), (95, 264764), (190, 132382), (380, 66191)]