72034640

素因数分解:

$2^4\times 5^1\times {\mathrm{383}}^1\times {\mathrm{2351}}^1$

素因数の和:2747

約数の個数: 40

約数和(自身を含む): 167989248

約数和(自身を除く): 95954608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 383, 766, 1532, 1915, 2351, 3064, 3830, 4702, 6128, 7660, 9404, 11755, 15320, 18808, 23510, 30640, 37616, 47020, 94040, 188080, 900433, 1800866, 3601732, 4502165, 7203464, 9004330, 14406928, 18008660, 36017320, 72034640]

約数ペア:

[(1, 72034640), (2, 36017320), (4, 18008660), (5, 14406928), (8, 9004330), (10, 7203464), (16, 4502165), (20, 3601732), (40, 1800866), (80, 900433), (383, 188080), (766, 94040), (1532, 47020), (1915, 37616), (2351, 30640), (3064, 23510), (3830, 18808), (4702, 15320), (6128, 11755), (7660, 9404)]