169124920

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{47507}}^1$

素因数の和:47607

約数の個数: 32

約数和(自身を含む): 384814800

約数和(自身を除く): 215689880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 47507, 95014, 190028, 237535, 380056, 475070, 950140, 1900280, 4228123, 8456246, 16912492, 21140615, 33824984, 42281230, 84562460, 169124920]

約数ペア:

[(1, 169124920), (2, 84562460), (4, 42281230), (5, 33824984), (8, 21140615), (10, 16912492), (20, 8456246), (40, 4228123), (89, 1900280), (178, 950140), (356, 475070), (445, 380056), (712, 237535), (890, 190028), (1780, 95014), (3560, 47507)]