56552465720

素因数分解:

$2^3\times 5^1\times {\mathrm{25903}}^1\times {\mathrm{54581}}^1$

素因数の和:80495

約数の個数: 32

約数和(自身を含む): 127250291520

約数和(自身を除く): 70697825800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 25903, 51806, 54581, 103612, 109162, 129515, 207224, 218324, 259030, 272905, 436648, 518060, 545810, 1036120, 1091620, 2183240, 1413811643, 2827623286, 5655246572, 7069058215, 11310493144, 14138116430, 28276232860, 56552465720]

約数ペア:

[(1, 56552465720), (2, 28276232860), (4, 14138116430), (5, 11310493144), (8, 7069058215), (10, 5655246572), (20, 2827623286), (40, 1413811643), (25903, 2183240), (51806, 1091620), (54581, 1036120), (103612, 545810), (109162, 518060), (129515, 436648), (207224, 272905), (218324, 259030)]