61551780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{653}}^1\times {\mathrm{1571}}^1$

素因数の和:2236

約数の個数: 48

約数和(自身を含む): 172718784

約数和(自身を除く): 111167004

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 653, 1306, 1571, 1959, 2612, 3142, 3265, 3918, 4713, 6284, 6530, 7836, 7855, 9426, 9795, 13060, 15710, 18852, 19590, 23565, 31420, 39180, 47130, 94260, 1025863, 2051726, 3077589, 4103452, 5129315, 6155178, 10258630, 12310356, 15387945, 20517260, 30775890, 61551780]

約数ペア:

[(1, 61551780), (2, 30775890), (3, 20517260), (4, 15387945), (5, 12310356), (6, 10258630), (10, 6155178), (12, 5129315), (15, 4103452), (20, 3077589), (30, 2051726), (60, 1025863), (653, 94260), (1306, 47130), (1571, 39180), (1959, 31420), (2612, 23565), (3142, 19590), (3265, 18852), (3918, 15710), (4713, 13060), (6284, 9795), (6530, 9426), (7836, 7855)]