2550160

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{251}}^1$

素因数の和:391

約数の個数: 40

約数和(自身を含む): 5999616

約数和(自身を除く): 3449456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 251, 254, 502, 508, 635, 1004, 1016, 1255, 1270, 2008, 2032, 2510, 2540, 4016, 5020, 5080, 10040, 10160, 20080, 31877, 63754, 127508, 159385, 255016, 318770, 510032, 637540, 1275080, 2550160]

約数ペア:

[(1, 2550160), (2, 1275080), (4, 637540), (5, 510032), (8, 318770), (10, 255016), (16, 159385), (20, 127508), (40, 63754), (80, 31877), (127, 20080), (251, 10160), (254, 10040), (502, 5080), (508, 5020), (635, 4016), (1004, 2540), (1016, 2510), (1255, 2032), (1270, 2008)]