53476520

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{31091}}^1$

素因数の和:31145

約数の個数: 32

約数和(自身を含む): 123124320

約数和(自身を除く): 69647800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 31091, 62182, 124364, 155455, 248728, 310910, 621820, 1243640, 1336913, 2673826, 5347652, 6684565, 10695304, 13369130, 26738260, 53476520]

約数ペア:

[(1, 53476520), (2, 26738260), (4, 13369130), (5, 10695304), (8, 6684565), (10, 5347652), (20, 2673826), (40, 1336913), (43, 1243640), (86, 621820), (172, 310910), (215, 248728), (344, 155455), (430, 124364), (860, 62182), (1720, 31091)]