82789420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{3673}}^1$

素因数の和:3719

約数の個数: 72

約数和(自身を含む): 211093344

約数和(自身を除く): 128303924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 70, 92, 98, 115, 140, 161, 196, 230, 245, 322, 460, 490, 644, 805, 980, 1127, 1610, 2254, 3220, 3673, 4508, 5635, 7346, 11270, 14692, 18365, 22540, 25711, 36730, 51422, 73460, 84479, 102844, 128555, 168958, 179977, 257110, 337916, 359954, 422395, 514220, 591353, 719908, 844790, 899885, 1182706, 1689580, 1799770, 2365412, 2956765, 3599540, 4139471, 5913530, 8278942, 11827060, 16557884, 20697355, 41394710, 82789420]

約数ペア:

[(1, 82789420), (2, 41394710), (4, 20697355), (5, 16557884), (7, 11827060), (10, 8278942), (14, 5913530), (20, 4139471), (23, 3599540), (28, 2956765), (35, 2365412), (46, 1799770), (49, 1689580), (70, 1182706), (92, 899885), (98, 844790), (115, 719908), (140, 591353), (161, 514220), (196, 422395), (230, 359954), (245, 337916), (322, 257110), (460, 179977), (490, 168958), (644, 128555), (805, 102844), (980, 84479), (1127, 73460), (1610, 51422), (2254, 36730), (3220, 25711), (3673, 22540), (4508, 18365), (5635, 14692), (7346, 11270)]