289083100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{653}}^1$

素因数の和:919

約数の個数: 72

約数和(自身を含む): 664176240

約数和(自身を除く): 375093140

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 233, 380, 466, 475, 653, 932, 950, 1165, 1306, 1900, 2330, 2612, 3265, 4427, 4660, 5825, 6530, 8854, 11650, 12407, 13060, 16325, 17708, 22135, 23300, 24814, 32650, 44270, 49628, 62035, 65300, 88540, 110675, 124070, 152149, 221350, 248140, 304298, 310175, 442700, 608596, 620350, 760745, 1240700, 1521490, 2890831, 3042980, 3803725, 5781662, 7607450, 11563324, 14454155, 15214900, 28908310, 57816620, 72270775, 144541550, 289083100]

約数ペア:

[(1, 289083100), (2, 144541550), (4, 72270775), (5, 57816620), (10, 28908310), (19, 15214900), (20, 14454155), (25, 11563324), (38, 7607450), (50, 5781662), (76, 3803725), (95, 3042980), (100, 2890831), (190, 1521490), (233, 1240700), (380, 760745), (466, 620350), (475, 608596), (653, 442700), (932, 310175), (950, 304298), (1165, 248140), (1306, 221350), (1900, 152149), (2330, 124070), (2612, 110675), (3265, 88540), (4427, 65300), (4660, 62035), (5825, 49628), (6530, 44270), (8854, 32650), (11650, 24814), (12407, 23300), (13060, 22135), (16325, 17708)]