81774560

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{73013}}^1$

素因数の和:73035

約数の個数: 48

約数和(自身を含む): 220794336

約数和(自身を除く): 139019776

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 73013, 146026, 292052, 365065, 511091, 584104, 730130, 1022182, 1168208, 1460260, 2044364, 2336416, 2555455, 2920520, 4088728, 5110910, 5841040, 8177456, 10221820, 11682080, 16354912, 20443640, 40887280, 81774560]

約数ペア:

[(1, 81774560), (2, 40887280), (4, 20443640), (5, 16354912), (7, 11682080), (8, 10221820), (10, 8177456), (14, 5841040), (16, 5110910), (20, 4088728), (28, 2920520), (32, 2555455), (35, 2336416), (40, 2044364), (56, 1460260), (70, 1168208), (80, 1022182), (112, 730130), (140, 584104), (160, 511091), (224, 365065), (280, 292052), (560, 146026), (1120, 73013)]