25490684

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{41}}^2\times {\mathrm{223}}^1$

素因数の和:326

約数の個数: 36

約数和(自身を含む): 48629952

約数和(自身を除く): 23139268

約数列:

[1, 2, 4, 17, 34, 41, 68, 82, 164, 223, 446, 697, 892, 1394, 1681, 2788, 3362, 3791, 6724, 7582, 9143, 15164, 18286, 28577, 36572, 57154, 114308, 155431, 310862, 374863, 621724, 749726, 1499452, 6372671, 12745342, 25490684]

約数ペア:

[(1, 25490684), (2, 12745342), (4, 6372671), (17, 1499452), (34, 749726), (41, 621724), (68, 374863), (82, 310862), (164, 155431), (223, 114308), (446, 57154), (697, 36572), (892, 28577), (1394, 18286), (1681, 15164), (2788, 9143), (3362, 7582), (3791, 6724)]