520223896

素因数分解:

$2^3\times {\mathrm{31}}^2\times {\mathrm{157}}^1\times {\mathrm{431}}^1$

素因数の和:656

約数の個数: 48

約数和(自身を含む): 1016673120

約数和(自身を除く): 496449224

約数列:

[1, 2, 4, 8, 31, 62, 124, 157, 248, 314, 431, 628, 862, 961, 1256, 1724, 1922, 3448, 3844, 4867, 7688, 9734, 13361, 19468, 26722, 38936, 53444, 67667, 106888, 135334, 150877, 270668, 301754, 414191, 541336, 603508, 828382, 1207016, 1656764, 2097677, 3313528, 4195354, 8390708, 16781416, 65027987, 130055974, 260111948, 520223896]

約数ペア:

[(1, 520223896), (2, 260111948), (4, 130055974), (8, 65027987), (31, 16781416), (62, 8390708), (124, 4195354), (157, 3313528), (248, 2097677), (314, 1656764), (431, 1207016), (628, 828382), (862, 603508), (961, 541336), (1256, 414191), (1724, 301754), (1922, 270668), (3448, 150877), (3844, 135334), (4867, 106888), (7688, 67667), (9734, 53444), (13361, 38936), (19468, 26722)]