25931504

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{433}}^1$

素因数の和:657

約数の個数: 40

約数和(自身を含む): 53277840

約数和(自身を除く): 27346336

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 197, 304, 394, 433, 788, 866, 1576, 1732, 3152, 3464, 3743, 6928, 7486, 8227, 14972, 16454, 29944, 32908, 59888, 65816, 85301, 131632, 170602, 341204, 682408, 1364816, 1620719, 3241438, 6482876, 12965752, 25931504]

約数ペア:

[(1, 25931504), (2, 12965752), (4, 6482876), (8, 3241438), (16, 1620719), (19, 1364816), (38, 682408), (76, 341204), (152, 170602), (197, 131632), (304, 85301), (394, 65816), (433, 59888), (788, 32908), (866, 29944), (1576, 16454), (1732, 14972), (3152, 8227), (3464, 7486), (3743, 6928)]