57117560

素因数分解:

$2^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{5689}}^1$

素因数の和:5951

約数の個数: 32

約数和(自身を含む): 129049200

約数和(自身を除く): 71931640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 251, 502, 1004, 1255, 2008, 2510, 5020, 5689, 10040, 11378, 22756, 28445, 45512, 56890, 113780, 227560, 1427939, 2855878, 5711756, 7139695, 11423512, 14279390, 28558780, 57117560]

約数ペア:

[(1, 57117560), (2, 28558780), (4, 14279390), (5, 11423512), (8, 7139695), (10, 5711756), (20, 2855878), (40, 1427939), (251, 227560), (502, 113780), (1004, 56890), (1255, 45512), (2008, 28445), (2510, 22756), (5020, 11378), (5689, 10040)]