87442850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{919}}^1$

素因数の和:1115

約数の個数: 48

約数和(自身を含む): 178649280

約数和(自身を除く): 91206430

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 173, 275, 346, 550, 865, 919, 1730, 1838, 1903, 3806, 4325, 4595, 8650, 9190, 9515, 10109, 19030, 20218, 22975, 45950, 47575, 50545, 95150, 101090, 158987, 252725, 317974, 505450, 794935, 1589870, 1748857, 3497714, 3974675, 7949350, 8744285, 17488570, 43721425, 87442850]

約数ペア:

[(1, 87442850), (2, 43721425), (5, 17488570), (10, 8744285), (11, 7949350), (22, 3974675), (25, 3497714), (50, 1748857), (55, 1589870), (110, 794935), (173, 505450), (275, 317974), (346, 252725), (550, 158987), (865, 101090), (919, 95150), (1730, 50545), (1838, 47575), (1903, 45950), (3806, 22975), (4325, 20218), (4595, 19030), (8650, 10109), (9190, 9515)]