90133820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{523}}^1\times {\mathrm{1231}}^1$

素因数の和:1770

約数の個数: 48

約数和(自身を含む): 216910848

約数和(自身を除く): 126777028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 523, 1046, 1231, 2092, 2462, 2615, 3661, 4924, 5230, 6155, 7322, 8617, 10460, 12310, 14644, 17234, 18305, 24620, 34468, 36610, 43085, 73220, 86170, 172340, 643813, 1287626, 2575252, 3219065, 4506691, 6438130, 9013382, 12876260, 18026764, 22533455, 45066910, 90133820]

約数ペア:

[(1, 90133820), (2, 45066910), (4, 22533455), (5, 18026764), (7, 12876260), (10, 9013382), (14, 6438130), (20, 4506691), (28, 3219065), (35, 2575252), (70, 1287626), (140, 643813), (523, 172340), (1046, 86170), (1231, 73220), (2092, 43085), (2462, 36610), (2615, 34468), (3661, 24620), (4924, 18305), (5230, 17234), (6155, 14644), (7322, 12310), (8617, 10460)]