61425260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{7621}}^1$

素因数の和:7674

約数の個数: 48

約数和(自身を含む): 143415552

約数和(自身を除く): 81990292

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 7621, 8060, 15242, 30484, 38105, 76210, 99073, 152420, 198146, 236251, 396292, 472502, 495365, 945004, 990730, 1181255, 1981460, 2362510, 3071263, 4725020, 6142526, 12285052, 15356315, 30712630, 61425260]

約数ペア:

[(1, 61425260), (2, 30712630), (4, 15356315), (5, 12285052), (10, 6142526), (13, 4725020), (20, 3071263), (26, 2362510), (31, 1981460), (52, 1181255), (62, 990730), (65, 945004), (124, 495365), (130, 472502), (155, 396292), (260, 236251), (310, 198146), (403, 152420), (620, 99073), (806, 76210), (1612, 38105), (2015, 30484), (4030, 15242), (7621, 8060)]