90537570

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{997}}^1\times {\mathrm{1009}}^1$

素因数の和:2019

約数の個数: 48

約数和(自身を含む): 235867320

約数和(自身を除く): 145329750

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 997, 1009, 1994, 2018, 2991, 3027, 4985, 5045, 5982, 6054, 8973, 9081, 9970, 10090, 14955, 15135, 17946, 18162, 29910, 30270, 44865, 45405, 89730, 90810, 1005973, 2011946, 3017919, 5029865, 6035838, 9053757, 10059730, 15089595, 18107514, 30179190, 45268785, 90537570]

約数ペア:

[(1, 90537570), (2, 45268785), (3, 30179190), (5, 18107514), (6, 15089595), (9, 10059730), (10, 9053757), (15, 6035838), (18, 5029865), (30, 3017919), (45, 2011946), (90, 1005973), (997, 90810), (1009, 89730), (1994, 45405), (2018, 44865), (2991, 30270), (3027, 29910), (4985, 18162), (5045, 17946), (5982, 15135), (6054, 14955), (8973, 10090), (9081, 9970)]