25913080

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{5101}}^1$

素因数の和:5239

約数の個数: 32

約数和(自身を含む): 58775040

約数和(自身を除く): 32861960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 5101, 10202, 20404, 25505, 40808, 51010, 102020, 204040, 647827, 1295654, 2591308, 3239135, 5182616, 6478270, 12956540, 25913080]

約数ペア:

[(1, 25913080), (2, 12956540), (4, 6478270), (5, 5182616), (8, 3239135), (10, 2591308), (20, 1295654), (40, 647827), (127, 204040), (254, 102020), (508, 51010), (635, 40808), (1016, 25505), (1270, 20404), (2540, 10202), (5080, 5101)]