61464880

素因数分解:

$2^4\times 5^1\times {\mathrm{251}}^1\times {\mathrm{3061}}^1$

素因数の和:3325

約数の個数: 40

約数和(自身を含む): 143522064

約数和(自身を除く): 82057184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 251, 502, 1004, 1255, 2008, 2510, 3061, 4016, 5020, 6122, 10040, 12244, 15305, 20080, 24488, 30610, 48976, 61220, 122440, 244880, 768311, 1536622, 3073244, 3841555, 6146488, 7683110, 12292976, 15366220, 30732440, 61464880]

約数ペア:

[(1, 61464880), (2, 30732440), (4, 15366220), (5, 12292976), (8, 7683110), (10, 6146488), (16, 3841555), (20, 3073244), (40, 1536622), (80, 768311), (251, 244880), (502, 122440), (1004, 61220), (1255, 48976), (2008, 30610), (2510, 24488), (3061, 20080), (4016, 15305), (5020, 12244), (6122, 10040)]