51795960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{653}}^1\times {\mathrm{661}}^1$

素因数の和:1328

約数の個数: 64

約数和(自身を含む): 155861280

約数和(自身を除く): 104065320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 653, 661, 1306, 1322, 1959, 1983, 2612, 2644, 3265, 3305, 3918, 3966, 5224, 5288, 6530, 6610, 7836, 7932, 9795, 9915, 13060, 13220, 15672, 15864, 19590, 19830, 26120, 26440, 39180, 39660, 78360, 79320, 431633, 863266, 1294899, 1726532, 2158165, 2589798, 3453064, 4316330, 5179596, 6474495, 8632660, 10359192, 12948990, 17265320, 25897980, 51795960]

約数ペア:

[(1, 51795960), (2, 25897980), (3, 17265320), (4, 12948990), (5, 10359192), (6, 8632660), (8, 6474495), (10, 5179596), (12, 4316330), (15, 3453064), (20, 2589798), (24, 2158165), (30, 1726532), (40, 1294899), (60, 863266), (120, 431633), (653, 79320), (661, 78360), (1306, 39660), (1322, 39180), (1959, 26440), (1983, 26120), (2612, 19830), (2644, 19590), (3265, 15864), (3305, 15672), (3918, 13220), (3966, 13060), (5224, 9915), (5288, 9795), (6530, 7932), (6610, 7836)]