87081040

素因数分解:

$2^4\times 5^1\times {\mathrm{463}}^1\times {\mathrm{2351}}^1$

素因数の和:2827

約数の個数: 40

約数和(自身を含む): 202987008

約数和(自身を除く): 115905968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 463, 926, 1852, 2315, 2351, 3704, 4630, 4702, 7408, 9260, 9404, 11755, 18520, 18808, 23510, 37040, 37616, 47020, 94040, 188080, 1088513, 2177026, 4354052, 5442565, 8708104, 10885130, 17416208, 21770260, 43540520, 87081040]

約数ペア:

[(1, 87081040), (2, 43540520), (4, 21770260), (5, 17416208), (8, 10885130), (10, 8708104), (16, 5442565), (20, 4354052), (40, 2177026), (80, 1088513), (463, 188080), (926, 94040), (1852, 47020), (2315, 37616), (2351, 37040), (3704, 23510), (4630, 18808), (4702, 18520), (7408, 11755), (9260, 9404)]