122850520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{7621}}^1$

素因数の和:7676

約数の個数: 64

約数和(自身を含む): 307319040

約数和(自身を除く): 184468520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 3224, 4030, 7621, 8060, 15242, 16120, 30484, 38105, 60968, 76210, 99073, 152420, 198146, 236251, 304840, 396292, 472502, 495365, 792584, 945004, 990730, 1181255, 1890008, 1981460, 2362510, 3071263, 3962920, 4725020, 6142526, 9450040, 12285052, 15356315, 24570104, 30712630, 61425260, 122850520]

約数ペア:

[(1, 122850520), (2, 61425260), (4, 30712630), (5, 24570104), (8, 15356315), (10, 12285052), (13, 9450040), (20, 6142526), (26, 4725020), (31, 3962920), (40, 3071263), (52, 2362510), (62, 1981460), (65, 1890008), (104, 1181255), (124, 990730), (130, 945004), (155, 792584), (248, 495365), (260, 472502), (310, 396292), (403, 304840), (520, 236251), (620, 198146), (806, 152420), (1240, 99073), (1612, 76210), (2015, 60968), (3224, 38105), (4030, 30484), (7621, 16120), (8060, 15242)]