641442010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{233}}^1\times {\mathrm{863}}^1$

素因数の和:1143

約数の個数: 64

約数和(自身を含む): 1310100480

約数和(自身を除く): 668658470

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 110, 145, 233, 290, 319, 466, 638, 863, 1165, 1595, 1726, 2330, 2563, 3190, 4315, 5126, 6757, 8630, 9493, 12815, 13514, 18986, 25027, 25630, 33785, 47465, 50054, 67570, 74327, 94930, 125135, 148654, 201079, 250270, 275297, 371635, 402158, 550594, 743270, 1005395, 1376485, 2010790, 2211869, 2752970, 4423738, 5831291, 11059345, 11662582, 22118690, 29156455, 58312910, 64144201, 128288402, 320721005, 641442010]

約数ペア:

[(1, 641442010), (2, 320721005), (5, 128288402), (10, 64144201), (11, 58312910), (22, 29156455), (29, 22118690), (55, 11662582), (58, 11059345), (110, 5831291), (145, 4423738), (233, 2752970), (290, 2211869), (319, 2010790), (466, 1376485), (638, 1005395), (863, 743270), (1165, 550594), (1595, 402158), (1726, 371635), (2330, 275297), (2563, 250270), (3190, 201079), (4315, 148654), (5126, 125135), (6757, 94930), (8630, 74327), (9493, 67570), (12815, 50054), (13514, 47465), (18986, 33785), (25027, 25630)]