164425940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{40499}}^1$

素因数の和:40544

約数の個数: 48

約数和(自身を含む): 408240000

約数和(自身を除く): 243814060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 40499, 80998, 161996, 202495, 283493, 404990, 566986, 809980, 1133972, 1174471, 1417465, 2348942, 2834930, 4697884, 5669860, 5872355, 8221297, 11744710, 16442594, 23489420, 32885188, 41106485, 82212970, 164425940]

約数ペア:

[(1, 164425940), (2, 82212970), (4, 41106485), (5, 32885188), (7, 23489420), (10, 16442594), (14, 11744710), (20, 8221297), (28, 5872355), (29, 5669860), (35, 4697884), (58, 2834930), (70, 2348942), (116, 1417465), (140, 1174471), (145, 1133972), (203, 809980), (290, 566986), (406, 404990), (580, 283493), (812, 202495), (1015, 161996), (2030, 80998), (4060, 40499)]