200800520

素因数分解:

$2^3\times 5^1\times {\mathrm{353}}^1\times {\mathrm{14221}}^1$

素因数の和:14585

約数の個数: 32

約数和(自身を含む): 453112920

約数和(自身を除く): 252312400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 353, 706, 1412, 1765, 2824, 3530, 7060, 14120, 14221, 28442, 56884, 71105, 113768, 142210, 284420, 568840, 5020013, 10040026, 20080052, 25100065, 40160104, 50200130, 100400260, 200800520]

約数ペア:

[(1, 200800520), (2, 100400260), (4, 50200130), (5, 40160104), (8, 25100065), (10, 20080052), (20, 10040026), (40, 5020013), (353, 568840), (706, 284420), (1412, 142210), (1765, 113768), (2824, 71105), (3530, 56884), (7060, 28442), (14120, 14221)]