551120

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^2$

素因数の和:179

約数の個数: 30

約数和(自身を含む): 1296978

約数和(自身を除く): 745858

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 664, 830, 1328, 1660, 3320, 6640, 6889, 13778, 27556, 34445, 55112, 68890, 110224, 137780, 275560, 551120]

約数ペア:

[(1, 551120), (2, 275560), (4, 137780), (5, 110224), (8, 68890), (10, 55112), (16, 34445), (20, 27556), (40, 13778), (80, 6889), (83, 6640), (166, 3320), (332, 1660), (415, 1328), (664, 830)]