80747370

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{81563}}^1$

素因数の和:81587

約数の個数: 48

約数和(自身を含む): 229031712

約数和(自身を除く): 148284342

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 81563, 163126, 244689, 407815, 489378, 734067, 815630, 897193, 1223445, 1468134, 1794386, 2446890, 2691579, 3670335, 4485965, 5383158, 7340670, 8074737, 8971930, 13457895, 16149474, 26915790, 40373685, 80747370]

約数ペア:

[(1, 80747370), (2, 40373685), (3, 26915790), (5, 16149474), (6, 13457895), (9, 8971930), (10, 8074737), (11, 7340670), (15, 5383158), (18, 4485965), (22, 3670335), (30, 2691579), (33, 2446890), (45, 1794386), (55, 1468134), (66, 1223445), (90, 897193), (99, 815630), (110, 734067), (165, 489378), (198, 407815), (330, 244689), (495, 163126), (990, 81563)]