49565720

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{30223}}^1$

素因数の和:30275

約数の個数: 32

約数和(自身を含む): 114246720

約数和(自身を除く): 64681000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 30223, 60446, 120892, 151115, 241784, 302230, 604460, 1208920, 1239143, 2478286, 4956572, 6195715, 9913144, 12391430, 24782860, 49565720]

約数ペア:

[(1, 49565720), (2, 24782860), (4, 12391430), (5, 9913144), (8, 6195715), (10, 4956572), (20, 2478286), (40, 1239143), (41, 1208920), (82, 604460), (164, 302230), (205, 241784), (328, 151115), (410, 120892), (820, 60446), (1640, 30223)]