489319610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{129793}}^1$

素因数の和:129842

約数の個数: 32

約数和(自身を含む): 981242640

約数和(自身を除く): 491923030

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885, 3770, 129793, 259586, 648965, 1297930, 1687309, 3374618, 3763997, 7527994, 8436545, 16873090, 18819985, 37639970, 48931961, 97863922, 244659805, 489319610]

約数ペア:

[(1, 489319610), (2, 244659805), (5, 97863922), (10, 48931961), (13, 37639970), (26, 18819985), (29, 16873090), (58, 8436545), (65, 7527994), (130, 3763997), (145, 3374618), (290, 1687309), (377, 1297930), (754, 648965), (1885, 259586), (3770, 129793)]