82877240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109049}}^1$

素因数の和:109079

約数の個数: 32

約数和(自身を含む): 196290000

約数和(自身を除く): 113412760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 109049, 218098, 436196, 545245, 872392, 1090490, 2071931, 2180980, 4143862, 4361960, 8287724, 10359655, 16575448, 20719310, 41438620, 82877240]

約数ペア:

[(1, 82877240), (2, 41438620), (4, 20719310), (5, 16575448), (8, 10359655), (10, 8287724), (19, 4361960), (20, 4143862), (38, 2180980), (40, 2071931), (76, 1090490), (95, 872392), (152, 545245), (190, 436196), (380, 218098), (760, 109049)]