84312880

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{55469}}^1$

素因数の和:55501

約数の個数: 40

約数和(自身を含む): 206348400

約数和(自身を除く): 122035520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 55469, 110938, 221876, 277345, 443752, 554690, 887504, 1053911, 1109380, 2107822, 2218760, 4215644, 4437520, 5269555, 8431288, 10539110, 16862576, 21078220, 42156440, 84312880]

約数ペア:

[(1, 84312880), (2, 42156440), (4, 21078220), (5, 16862576), (8, 10539110), (10, 8431288), (16, 5269555), (19, 4437520), (20, 4215644), (38, 2218760), (40, 2107822), (76, 1109380), (80, 1053911), (95, 887504), (152, 554690), (190, 443752), (304, 277345), (380, 221876), (760, 110938), (1520, 55469)]